| Scientific Name | Authority | Status |
|---|---|---|
| Tsaiorchis | Tang & F.T.Wang | accepted |
| Lecanorchis | Blume | accepted |
| Halleorchis | Szlach. & Olszewski | accepted |
| Palmorchis | Barb.Rodr. | accepted |
| Cystorchis | Blume | accepted |
| Neotinorchis | accepted | |
| Hapalorchis | Schltr. | accepted |
| Vitekorchis | Romowicz & Szlach. | accepted |
| Aphyllorchis | Blume | accepted |
| Kipandiorchis | P.O'Byrne & Gokusing | accepted |
| Acrorchis | Dressler | accepted |
| Phragmorchis | L.O.Williams | accepted |
| Schoenorchis | Blume | accepted |
| Campanulorchis | Brieger | accepted |
| Danxiaorchis | J.W.Zhai, F.W.Xing & Z.J.Liu | accepted |
| Eleorchis | F.Maek. | accepted |
| Cyanaeorchis | Barb.Rodr. | accepted |
| Lemurorchis | Kraenzl. | accepted |
| Hymenorchis | Schltr. | accepted |
| Chamorchis | Rich. | accepted |
| Pygmaeorchis | Brade | accepted |
| Pseudorchis | Ség. | accepted |
| Orchis | Tourn. ex L. | accepted |
| Coccineorchis | Schltr. | accepted |
| Cyrtorchis | Schltr. | accepted |
| Erythrorchis | Blume | accepted |
| Xerorchis | Schltr. | accepted |
| Codonorchis | Lindl. | accepted |
| Uleiorchis | Hoehne | accepted |
| Dryadorchis | Schltr. | accepted |
| Megalorchis | H.Perrier | accepted |
| Monophyllorchis | Schltr. | accepted |
| Silvorchis | J.J.Sm. | accepted |
| Oreorchis | Lindl. | accepted |
| Pyrorchis | D.L.Jones & M.A.Clem. | accepted |
| Orchiserapias | accepted | |
| Dimorphorchis | Rolfe | accepted |
| Tsaiorchis keiskeoides | (Gagnep.) X.H.Jin, Schuit. & W.T.Jin | accepted |
| Tsaiorchis neottianthoides | Tang & F.T.Wang | accepted |
| Fimbrorchis | Szlach. | synonym |
| Renzorchis | Szlach. & Olszewski | synonym |
| Rhinorchis | Szlach. | synonym |
| Plantaginorchis | Szlach. | synonym |
| Ceratopetalorchis | Szlach., Górniak & Tukallo | synonym |
| Medusorchis | Szlach. | synonym |
| Mirandorchis | Szlach. & Kras-Lap. | synonym |
| Schlechterorchis | Szlach. | synonym |
| Ochyrorchis | Szlach. | synonym |
| Alinorchis | Szlach. | synonym |
| Kraenzlinorchis | Szlach. | synonym |
| Stevenorchis | Wankow & Kraenzl. | synonym |
| Lecanorchis virella | T.Hashim. | accepted |
| Lecanorchis sarawakensis | Suetsugu & Naiki | accepted |
| Lecanorchis purpurea | Masam. | accepted |
| Lecanorchis cerina | Fukuy. | accepted |
| Lecanorchis suginoana | (Tuyama) Seriz. | accepted |
| Lecanorchis kiusiana | Tuyama | accepted |
| Lecanorchis tabugawaensis | Suetsugu & Fukunaga | accepted |
| Lecanorchis malaccensis | Ridl. | accepted |
| Lecanorchis neglecta | Schltr. | accepted |
| Lecanorchis multiflora | J.J.Sm. | accepted |
| Lecanorchis thalassica | T.P.Lin | accepted |
| Lecanorchis betongensis | Suddee & H.A.Pedersen | accepted |
| Lecanorchis triloba | J.J.Sm. | accepted |
| Lecanorchis vietnamica | Aver. | accepted |
| Lecanorchis latens | T.P.Lin & W.M.Lin | accepted |
| Lecanorchis nigricans | Honda | accepted |
| Lecanorchis taiwaniana | S.S.Ying | accepted |
| Lecanorchis bicarinata | Schltr. | accepted |
| Lecanorchis javanica | Blume | accepted |
| Lecanorchis japonica | Blume | accepted |
| Lecanorchis ohwii | Masam. | accepted |
| Lecanorchis sikkimensis | N.Pearce & P.J.Cribb | accepted |
| Lecanorchis moritae | Suetsugu & T.C.Hsu | accepted |
| Celatorchis | (R.Rice) R.Rice | synonym |
| Halleorchis aspidogynoides | Szlach. & Olszewski | accepted |
| Epidorchis | Thouars | synonym |
| Antillanorchis | (C.Wright ex Griseb.) Garay | synonym |
| Chileorchis | Szlach. | synonym |
| Correorchis | Szlach. | synonym |
| Argyrorchis | Blume | synonym |
| Palmorchis triquilhada | Ferreira Filho & Barberena | accepted |
| Palmorchis trilobulata | L.O.Williams | accepted |
| Palmorchis duckei | Hoehne | accepted |
| Palmorchis schneideri | Szlach., Baranow & Dudek | accepted |
| Palmorchis blancae | Damian | accepted |
| Palmorchis fractiflexa | Szlach. & Baranow | accepted |
| Palmorchis rubioi | Szlach., Baranow & Dudek | accepted |
| Palmorchis chocoensis | Szlach., S.Nowak & Baranow | accepted |
| Palmorchis guianensis | (Schltr.) C.Schweinf. & Correll | accepted |
| Palmorchis imuyaensis | Dodson & G.A.Romero | accepted |
| Palmorchis pabstii | Veyret | accepted |
| Palmorchis yavarensis | Damian & Torres | accepted |
| Palmorchis lobulata | (Mansf.) C.Schweinf. & Correll | accepted |
| Palmorchis maguirrei | Szlach., S.Nowak & Baranow | accepted |
| Palmorchis eidae | Dressler | accepted |
| Palmorchis pandurata | C.Schweinf. & Correll | accepted |
| Palmorchis sordida | Dressler | accepted |
| Palmorchis puber | (Cogn.) Garay | accepted |
| Palmorchis misas-urretae | Szlach. & Baranow | accepted |
| Palmorchis loretana | Damian & L.A.Torres | accepted |
| Palmorchis trinotata | Dressler | accepted |
| Palmorchis valdiviesoana | Szlach. & Baranow | accepted |
| Palmorchis dressleriana | Szlach., Baranow & Dudek | accepted |
| Palmorchis antioquiensis | Szlach., Baranow & Dudek | accepted |
| Palmorchis prospectorum | Veyret | accepted |
| Palmorchis silvicola | L.O.Williams | accepted |
| Palmorchis deceptoria | Veyret & Szlach. | accepted |
| Palmorchis pubescentis | Barb.Rodr. | accepted |
| Palmorchis nitida | Dressler | accepted |
| Palmorchis maculata | Szlach. & Baranow | accepted |
| Palmorchis liberolabellata | Damian | accepted |
| Palmorchis powellii | (Ames) C.Schweinf. & Correll | accepted |
| Palmorchis sobralioides | Barb.Rodr. | accepted |
| Palmorchis colombiana | Garay | accepted |
| Palmorchis caxiuanensis | Rocha, S.S.Almeida & Freitas | accepted |
| Palmorchis paludicola | Dressler | accepted |
| Palmorchis kuhlmannii | (Schltr.) L.O.Williams | accepted |
| Palmorchis carlos-parrae | Szlach. & Baranow | accepted |
| Smithorchis | Tang & F.T.Wang | synonym |
| Limnorchis | Rydb. | synonym |
| Thynninorchis | D.L.Jones & M.A.Clem. | synonym |
| Ponerorchis pathakiana | (Av.Bhattacharjee) J.M.H.Shaw | provisionally accepted |
| Ponerorchis papilionacea | (Tang, F.T.Wang & K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | provisionally accepted |
| Ponerorchis chidori | (Makino) Ohwi | provisionally accepted |
| Ponerorchis | Rchb.f. | synonym |
| Hellerorchis | A.D.Hawkes | synonym |
| Cystorchis peliocaulos | Schltr. | accepted |
| Cystorchis ranaiensis | J.J.Sm. | accepted |
| Cystorchis stenoglossa | Schltr. | accepted |
| Cystorchis javanica | (Blume) Blume | accepted |
| Cystorchis appendiculata | J.J.Sm. | accepted |
| Cystorchis luzonensis | Ames | accepted |
| Cystorchis variegata | Blume | accepted |
| Cystorchis salmoneus | J.J.Wood | accepted |
| Cystorchis saprophytica | J.J.Sm. | accepted |
| Cystorchis ogurae | (Tuyama) Ormerod & P.J.Cribb | accepted |
| Cystorchis versteegii | J.J.Sm. | accepted |
| Cystorchis orphnophila | Schltr. | accepted |
| Cystorchis celebica | Schltr. | accepted |
| Cystorchis marginata | Blume | accepted |
| Cystorchis dentifera | Schltr. | accepted |
| Cystorchis saccosepala | J.J.Sm. | accepted |
| Cystorchis aberrans | J.J.Sm. | accepted |
| Cystorchis macrophysa | Schltr. | accepted |
| Cystorchis gracilis | (Hook.f.) Holttum | accepted |
| Cystorchis aphylla | Ridl. | accepted |
| Jonorchis | Beck | synonym |
| Aorchis | Verm. | synonym |
| Galeorchis | Rydb. | synonym |
| Aceratorchis | Schltr. | synonym |
| Amerorchis | Hultén | synonym |
| Graphorchis | Thouars | synonym |
| Demorchis | D.L.Jones & M.A.Clem. | synonym |
| Geesinkorchis | de Vogel | synonym |
| Chelyorchis | Dressler & N.H.Williams | synonym |
| Herorchis | D.Tyteca & E.Klein | synonym |
| Anteriorchis | E.Klein & Strack | synonym |
| Paludorchis | P.Delforge | synonym |
| Hapalorchis piesikii | Szlach. & Rutk. | accepted |
| Hapalorchis lindleyana | Garay | accepted |
| Hapalorchis longirostris | Schltr. | accepted |
| Hapalorchis cymbirostris | Szlach. | accepted |
| Hapalorchis trilobata | Schltr. | accepted |
| Hapalorchis cheirostyloides | Schltr. | accepted |
| Hapalorchis pumila | (C.Schweinf.) Garay | accepted |
| Hapalorchis dominicii | E.Parra, Szlach. & S.Nowak | accepted |
| Hapalorchis stellaris | Szlach. | accepted |
| Hapalorchis lineata | (Lindl.) Schltr. | accepted |
| Hapalorchis bicornis | Kolan. & Szlach. | accepted |
| Hapalorchis neglecta | Szlach. & Rutk. | accepted |
| Hapalorchis pandurata | Szlach. | accepted |
| Phreatia schoenorchis | J.J.Sm. | accepted |
| Rhipidorchis | D.L.Jones & M.A.Clem. | synonym |
| Iridorchis | Blume | synonym |
| Cyperorchis | Blume | synonym |
| Vitekorchis excavata | (Lindl.) Romowicz & Szlach. | accepted |
| Vitekorchis lucasiana | (Rolfe) Romowicz & Szlach. | accepted |
| Vitekorchis vasquezii | (Christenson) Romowicz & Szlach. | accepted |
| Vitekorchis aurifera | (Rchb.f.) J.M.H.Shaw | accepted |
| Arisanorchis | Hayata | synonym |
| Aphyllorchis sumatrana | J.J.Sm. | accepted |
| Aphyllorchis siantanensis | J.J.Sm. | accepted |
| Aphyllorchis exilis | Schltr. | accepted |
| Aphyllorchis halconensis | Ames | accepted |
| Aphyllorchis montana | Rchb.f. | accepted |
| Aphyllorchis anomala | Dockrill | accepted |
| Aphyllorchis queenslandica | Dockrill | accepted |
| Aphyllorchis evrardii | Gagnep. | accepted |
| Aphyllorchis alpina | King & Pantl. | accepted |
| Aphyllorchis angustipetala | J.J.Sm. | accepted |
| Aphyllorchis kemulensis | J.J.Sm. | accepted |
| Aphyllorchis acuminata | J.J.Sm. | accepted |
| Aphyllorchis striata | (Ridl.) Schltr. | accepted |
| Aphyllorchis pallida | Blume | accepted |
| Aphyllorchis maliauensis | Suetsugu, Suleiman & Tsukaya | accepted |
| Aphyllorchis spiculaea | Rchb.f. | accepted |
| Aphyllorchis periactinantha | A.Chantanaorr. & Chantanaorr. | accepted |
| Aphyllorchis caudata | Rolfe ex Downie | accepted |
| Aphyllorchis simplex | Tang & F.T.Wang | accepted |
| Aphyllorchis yachangensis | Ying Qin & Yan Liu | accepted |
| Sinorchis | S.C.Chen | synonym |
| Kipandiorchis jiewhoei | P.O'Byrne & Gokusing | accepted |
| Kipandiorchis jamirusii | P.O'Byrne & Gokusing | accepted |
| Tsiorchis | Z.J.Liu, S.C.Chen & L.J.Chen | synonym |
| Pendulorchis | Z.J.Liu, K.Wei Liu & G.Q.Zhang | synonym |
| Chenorchis | Z.J.Liu, K.W.Liu & L.J.Chen | synonym |
| Bathiorchis | Bosser & P.J.Cribb | synonym |
| Georchis | Lindl. | synonym |
| Paorchis | M.C.Pace | synonym |
| Acrorchis roseola | Dressler | accepted |
| Petrorchis | D.L.Jones & M.A.Clem. | synonym |
| Eremorchis | D.L.Jones & M.A.Clem. | synonym |
| Crangonorchis | D.L.Jones & M.A.Clem. | synonym |
| Ranorchis | D.L.Jones & M.A.Clem. | synonym |
| Stamnorchis | D.L.Jones & M.A.Clem. | synonym |
| Phragmorchis teretifolia | L.O.Williams | accepted |
| Schoenorchis kembangleutik | Yudistira & Mustaqim | accepted |
| Schoenorchis jerdoniana | (Wight) Garay | accepted |
| Schoenorchis hungii | Aver., V.C.Nguyen & Vuong | accepted |
| Schoenorchis hangianae | Aver. & Duy | accepted |
| Schoenorchis seidenfadenii | Pradhan | accepted |
| Schoenorchis juncifolia | Reinw. ex Blume | accepted |
| Schoenorchis smeeana | (Rchb.f.) Jalal, Jayanthi & Schuit. | accepted |
| Schoenorchis gemmata | (Lindl.) J.J.Sm. | accepted |
| Schoenorchis tixieri | (Guillaumin) Seidenf. | accepted |
| Schoenorchis sarcophylla | Schltr. | accepted |
| Schoenorchis sumatrana | J.J.Sm. | accepted |
| Schoenorchis pachyacris | (J.J.Sm.) J.J.Sm. | accepted |
| Schoenorchis secundiflora | (Ridl.) J.J.Sm. | accepted |
| Schoenorchis vanoverberghii | Ames | accepted |
| Schoenorchis minutiflora | (Ridl.) J.J.Sm. | accepted |
| Schoenorchis brevirachis | Seidenf. | accepted |
| Schoenorchis tortifolia | (Jayaw.) Garay | accepted |
| Schoenorchis nivea | (Lindl.) Schltr. | accepted |
| Schoenorchis subulata | (Schltr.) J.J.Sm. | accepted |
| Schoenorchis mishmensis | K.Gogoi, Mega & Chowlu | accepted |
| Schoenorchis micrantha | Reinw. ex Blume | accepted |
| Schoenorchis pachyglossa | (Lindl.) Garay | accepted |
| Schoenorchis fragrans | (C.S.P.Parish & Rchb.f.) Seidenf. & Smitinand | accepted |
| Schoenorchis endertii | (J.J.Sm.) Christenson & J.J.Wood | accepted |
| Schoenorchis manilaliana | M.Kumar & Sequiera | accepted |
| Schoenorchis paniculata | Blume | accepted |
| Schoenorchis aurea | (Ridl.) Garay | accepted |
| Schoenorchis phitamii | Aver. | accepted |
| Schoenorchis tatonii | Aver. | accepted |
| Schoenorchis scolopendria | Aver. | accepted |
| Schoenorchis buddleiflora | (Schltr. & J.J.Sm.) J.J.Sm. | accepted |
| Campanulorchis globifera | (Rolfe) Brieger | accepted |
| Campanulorchis thao | (Gagnep.) S.C.Chen & J.J.Wood | accepted |
| Campanulorchis longipes | (Gagnep.) J.Ponert | accepted |
| Campanulorchis pulverulenta | (Guillaumin) J.Ponert | accepted |
| Vieillardorchis | Kraenzl. | synonym |
| Danxiaorchis singchiana | J.W.Zhai, F.W.Xing & Z.J.Liu | accepted |
| Danxiaorchis yangii | Bo Y.Yang & Bo Li | accepted |
| Danxiaorchis mangdangshanensis | Q.S.Huang, Miao Zhang, B.Hua Chen & Wang Wu | accepted |
| Spiranthes igniorchis | M.C.Pace | accepted |
| Triorchis | Millán | synonym |
| Eleorchis japonica | (A.Gray) F.Maek. | accepted |
| Odontorchis | D.Tyteca & E.Klein | synonym |
| Blumeorchis | Szlach. | synonym |
| Cyanaeorchis minor | Schltr. | accepted |
| Cyanaeorchis praetermissa | J.A.N.Bat. & Bianch. | accepted |
| Cyanaeorchis arundinae | (Rchb.f.) Barb.Rodr. | accepted |
| Lemurorchis madagascariensis | Kraenzl. | accepted |
| Oestlundorchis | Szlach. | synonym |
| Diplandrorchis | S.C.Chen | synonym |
| Triorchis | Petiver ex Nieuwl. | synonym |
| Hymenorchis brassii | Ormerod | accepted |
| Hymenorchis glomeroides | J.J.Sm. | accepted |
| Hymenorchis nannodes | Schltr. | accepted |
| Hymenorchis papuana | Kolan. & S.Nowak | accepted |
| Hymenorchis caulina | Schltr. | accepted |
| Hymenorchis kaniensis | Schltr. | accepted |
| Hymenorchis serrulata | (N.Hallé) Garay | accepted |
| Hymenorchis foliosa | Schltr. | accepted |
| Hymenorchis saccata | Schltr. | accepted |
| Hymenorchis serrata | Schltr. | accepted |
| Hymenorchis tanii | Schuit. & de Vogel | accepted |
| Hymenorchis phitamii | Aver. | accepted |
| Hymenorchis javanica | (Teijsm. & Binn.) Schltr. | accepted |
| Hymenorchis vanoverberghii | (Ames) Garay | accepted |
| Chamorchis alpina | (L.) Rich. | accepted |
| Pygmaeorchis seidelii | Toscano & Moutinho | accepted |
| Pygmaeorchis brasiliensis | Brade | accepted |
| Pseudorchis albida | (L.) Á.Löve & D.Löve | accepted |
| Leucorchis | E.Mey. | synonym |
| Orchis provincialis | Balb. ex Lam. & DC. | accepted |
| Orchis punctulata | Steven ex Lindl. | accepted |
| Orchis patens | Desf. | accepted |
| Orchis deuterodelamainii | J.M.H.Shaw | accepted |
| Orchis adenocheila | Czerniak. | accepted |
| Orchis brancifortii | Biv. | accepted |
| Orchis mascula | (L.) L. | accepted |
| Orchis italica | Poir. | accepted |
| Orchis spitzelii | Saut. ex W.D.J.Koch | accepted |
| Orchis anatolica | Boiss. | accepted |
| Orchis anthropophora | (L.) All. | accepted |
| Orchis quadripunctata | Cirillo ex Ten. | accepted |
| Orchis militaris | L. | accepted |
| Orchis sitiaca | (Renz) P.Delforge | accepted |
| Orchis laeta | Steinh. | accepted |
| Orchis pallens | L. | accepted |
| Orchis olbiensis | Reut. ex Gren. | accepted |
| Orchis canariensis | Lindl. | accepted |
| Orchis membranacea | Afzel. ex Sw. | provisionally accepted |
| Orchis galilaea | (Bornm. & M.Schulze) Schltr. | accepted |
| Orchis simia | Lam. | accepted |
| Orchis pauciflora | Ten. | accepted |
| Orchis purpurea | Huds. | accepted |
| Androrchis | D.Tyteca & E.Klein | synonym |
| Coccineorchis sneidernii | Szlach. & Kolan. | accepted |
| Coccineorchis cernua | (Lindl.) Garay | accepted |
| Coccineorchis bracteosa | (Ames & C.Schweinf.) Garay | accepted |
| Coccineorchis standleyi | (Ames) Garay | accepted |
| Coccineorchis cristata | Szlach., Rutk. & Mytnik | accepted |
| Coccineorchis warszewicziana | Szlach., Rutk. & Mytnik | accepted |
| Coccineorchis dressleri | Szlach., Rutk. & Mytnik | accepted |
| Coccineorchis navarrensis | (Ames) Garay | accepted |
| Hyacinthorchis | Blume | synonym |
| Dendrorchis | Thouars ex Kuntze | synonym |
| Cyrtorchis seretii | (De Wild.) Schltr. | accepted |
| Cyrtorchis hamata | (Rolfe) Schltr. | accepted |
| Cyrtorchis aschersonii | (Kraenzl.) Schltr. | accepted |
| Cyrtorchis crassifolia | Schltr. | accepted |
| Cyrtorchis glaucifolia | Summerh. | accepted |
| Cyrtorchis guillaumetii | (Pérez-Vera) R.Rice | accepted |
| Cyrtorchis brownii | (Rolfe) Schltr. | accepted |
| Cyrtorchis praetermissa | Summerh. | accepted |
| Cyrtorchis monteiroae | (Rchb.f.) Schltr. | accepted |
| Cyrtorchis neglecta | Summerh. | accepted |
| Cyrtorchis henriquesiana | (Ridl.) Schltr. | accepted |
| Cyrtorchis erythraeae | (Rolfe) Schltr. | accepted |
| Cyrtorchis chailluana | (Hook.f.) Schltr. | accepted |
| Cyrtorchis okuensis | Droissart, Azandi & M.Simo | accepted |
| Cyrtorchis arcuata | (Lindl.) Schltr. | accepted |
| Cyrtorchis ringens | (Rchb.f.) Summerh. | accepted |
| Cyrtorchis injoloensis | (De Wild.) Schltr. | accepted |
| Cyrtorchis submontana | Stévart, Droissart & Azandi | accepted |
| Cyrtorchis letouzeyi | Szlach. & Olszewski | accepted |
| Cheirorchis | Carr | synonym |
| Octandrorchis | Brieger | synonym |
| Yunorchis | Z.J.Liu, G.Q.Zhang & M.He Li | synonym |
| Cydoniorchis | Senghas | synonym |
| Hylaeorchis | Carnevali & G.A.Romero | synonym |
| Calorchis | Barb.Rodr. | synonym |
| Andinorchis | Szlach., Mytnik & Górniak | synonym |
| Stictophyllorchis | Dodson & Carnevali | synonym |
| Mystacorchis | Szlach. & Marg. | synonym |
| Leucorchis | Blume | synonym |
| Chamaeleorchis | Senghas & Lückel | synonym |
| Gastrorchis | Schltr. | synonym |
| Alismorchis | Thouars | synonym |
| Erythrorchis cassythoides | (A.Cunn. ex Lindl.) Garay | accepted |
| Erythrorchis altissima | (Blume) Blume | accepted |
| Haematorchis | Blume | synonym |
| Herminium monorchis | (L.) R.Br. | accepted |
| Frigidorchis | Z.J.Liu & S.C.Chen | synonym |
| Monorchis | Ség. | synonym |
| Monorchis | Ehrh. | synonym |
| Kalimantanorchis | Tsukaya, M.Nakaj. & H.Okada | synonym |
| Muluorchis | J.J.Wood | synonym |
| Ctenorchis | K.Schum. | synonym |
| Pseudorchis | Gray | synonym |
| Ypsilorchis | Z.J.Liu, S.C.Chen & L.J.Chen | synonym |
| Corymborchis | Thouars ex Blume | synonym |
| Nipponorchis | Masam. | synonym |
| Gunnarorchis | Brieger | synonym |
| Xerorchis trichorhiza | (Kraenzl.) Garay | accepted |
| Xerorchis amazonica | Schltr. | accepted |
| Crepidium chamaeorchis | (Schltr.) Nuammee, Seelanan, Suddee & H.A.Pedersen | accepted |
| Seidenforchis | Marg. | synonym |
| Australorchis | Brieger | synonym |
| Distichorchis | M.A.Clem. & D.L.Jones | synonym |
| Hibiscorchis | Archila & Vinc.Bertolini | synonym |
| Latourorchis | Brieger | synonym |
| Cannaeorchis | M.A.Clem. & D.L.Jones | synonym |
| Dactylorchis | (Klinge) Verm. | synonym |
| Hydrorchis | D.L.Jones & M.A.Clem. | synonym |
| Codonorchis canisioi | Mansf. | accepted |
| Codonorchis lessonii | (d'Urv.) Lindl. | accepted |
| Genyorchis | Schltr. | synonym |
| Kaurorchis | D.L.Jones & M.A.Clem. | synonym |
| Spilorchis | D.L.Jones & M.A.Clem. | synonym |
| Canacorchis | Guillaumin | synonym |
| Carparomorchis | M.A.Clem. & D.L.Jones | synonym |
| Uleiorchis ulei | (Cogn.) Handro | accepted |
| Uleiorchis prataensis | Engels & E.C.Smidt | accepted |
| Uleiorchis liesneri | Carnevali & I.Ramírez | accepted |
| Uleiorchis longipedicellata | A.Cardoso & Ilk.-Borg. | accepted |
| Dryadorchis dasystele | Schuit. & de Vogel | accepted |
| Dryadorchis barbellata | Schltr. | accepted |
| Dryadorchis minor | Schltr. | accepted |
| Dryadorchis singularis | (J.J.Sm.) Christenson & Schuit. | accepted |
| Dryadorchis huliorum | (Schuit.) Christenson & Schuit. | accepted |
| Loxomorchis | Rauschert | synonym |
| Bolborchis | Zoll. & Moritzi | synonym |
| Psygmorchis | Dodson & Dressler | synonym |
| Cryptorchis | Makino | synonym |
| Microtatorchis | Schltr. | synonym |
| Cocleorchis | Szlach. | synonym |
| Megalorchis regalis | (Schltr.) H.Perrier | accepted |
| Samarorchis | Ormerod | synonym |
| Cynorchis | Thouars | synonym |
| Helorchis | Schltr. | synonym |
| Lowiorchis | Szlach. | synonym |
| Monadeniorchis | Szlach. & Kras | synonym |
| Imerinorchis | Szlach. | synonym |
| Cynosorchis | Thouars | synonym |
| Monophyllorchis colombiana | Schltr. | accepted |
| Monophyllorchis maculata | Garay | accepted |
| Monophyllorchis isthmica | Kolan. | accepted |
| Monophyllorchis chocoensis | Szlach., S.Nowak & Baranow | accepted |
| Monophyllorchis microstyloides | (Rchb.f.) Garay | accepted |
| Monophyllorchis idroboi | Szlach., S.Nowak & Baranow | accepted |
| Silvorchis aurea | (Aver. & Averyanova) Szlach. | accepted |
| Silvorchis vietnamica | Aver., Dinh & K.S.Nguyen | accepted |
| Silvorchis colorata | J.J.Sm. | accepted |
| Silvorchis furcata | (Aver. & Nuraliev) Oledrz. & Szlach. | accepted |
| Vietorchis | Aver. & Averyanova | synonym |
| Cyrtidiorchis | Rauschert | synonym |
| Brasiliorchis | R.B.Singer, S.Koehler & Carnevali | synonym |
| Laricorchis | Szlach. | synonym |
| Drakonorchis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis | D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis | Szlach. | synonym |
| Glycorchis | D.L.Jones & M.A.Clem. | synonym |
| Oreorchis bashanensis | Yong Wang | accepted |
| Oreorchis aurantiaca | P.J.Cribb & N.Pearce | accepted |
| Oreorchis indica | (Lindl.) Hook.f. | accepted |
| Oreorchis wumanae | T.P.Lin | accepted |
| Oreorchis discigera | W.W.Sm. | accepted |
| Oreorchis yachangensis | Z.B.Zhang & B.G.Huang | accepted |
| Oreorchis bilamellata | Fukuy. | accepted |
| Oreorchis erythrochrysea | Hand.-Mazz. | accepted |
| Oreorchis micrantha | Lindl. | accepted |
| Oreorchis nepalensis | N.Pearce & P.J.Cribb | accepted |
| Oreorchis patens | (Lindl.) Lindl. | accepted |
| Oreorchis porphyranthes | Tuyama | accepted |
| Oreorchis fargesii | Finet | accepted |
| Oreorchis nana | Schltr. | accepted |
| Oreorchis oligantha | Schltr. | accepted |
| Oreorchis foliosa | (Lindl.) Lindl. | accepted |
| Oreorchis parvula | Schltr. | accepted |
| Oreorchis sanguinea | (N.Pearce & P.J.Cribb) N.Pearce & P.J.Cribb | accepted |
| Oreorchis angustata | L.O.Williams ex N.Pearce & P.J.Cribb | accepted |
| Kitigorchis | Maek. | synonym |
| Diplacorchis | Schltr. | synonym |
| Afrorchis | Szlach. | synonym |
| Pyrorchis forrestii | (F.Muell.) D.L.Jones & M.A.Clem. | accepted |
| Pyrorchis nigricans | (R.Br.) D.L.Jones & M.A.Clem. | accepted |
| Dimorphorchis lowii | (Lindl.) Rolfe | accepted |
| Dimorphorchis lyonii | (Ames) Ormerod | accepted |
| Dimorphorchis breviscapa | (J.J.Sm.) Kocyan & Schuit. | accepted |
| Dimorphorchis seramensis | Ormerod | accepted |
| Dimorphorchis graciliscapa | (A.Lamb & Shim) P.J.Cribb | accepted |
| Dimorphorchis beccarii | (Rchb.f.) Kocyan & Schuit. | accepted |
| Dimorphorchis rohaniana | (Rchb.f.) P.J.Cribb | accepted |
| Dimorphorchis rossii | Fowlie | accepted |
| Dimorphorchis celebica | (Schltr.) Ormerod | accepted |
| Dimorphorchis longicaulis | (Schltr.) Ormerod | accepted |
| Dimorphorchis tenomensis | (A.Lamb) P.J.Cribb | accepted |
| Orchis ichneumonea | Sw. | synonym |
| Rhinorchis nilssonii | (Foldats) Szlach. | synonym |
| Ochyrorchis multipartita | (Blume ex Kraenzl.) Szlach. | synonym |
| Plantaginorchis chloroleuca | Szlach. | synonym |
| Orchis procera | Afzel. ex Sw. | synonym |
| Ochyrorchis gilbertii | (S.Thomas & P.J.Cribb) Szlach. | synonym |
| Plantaginorchis engleriana | (Kraenzl.) Szlach. | synonym |
| Schlechterorchis aberrans | (Schltr.) Szlach. | synonym |
| Orchis foliosa | Sw. | ambiguous synonym |
| Fimbrorchis myriotricha var. confluens | (Gagnep.) Szlach. | synonym |
| Fimbrorchis medioflexa | (Turrill) Szlach. | synonym |
| Medusorchis holotricha | (Gagnep.) Szlach. | synonym |
| Ceratopetalorchis clavata | (Lindl.) Szlach., Górniak & Tukallo | synonym |
| Rhinorchis dusenii | (Schltr.) Szlach. | synonym |
| Rhinorchis mattogrossensis | (Kraenzl.) Szlach. | synonym |
| Fimbrorchis beccarii | (Schltr.) Szlach. | synonym |
| Rhinorchis schomburgkii | (Lindl.) Szlach. | synonym |
| Kraenzlinorchis dentirostrata | (Tang & F.T.Wang) Szlach. | synonym |
| Rhinorchis longipedicellata | (Hoehne) Szlach. | synonym |
| Medusorchis polytricha | (Rolfe) Szlach. | synonym |
| Medusorchis andamanica | (Hook.f.) Szlach. | synonym |
| Orchis tridactylites | (Lindl.) Webb & Berthel. | synonym |
| Ochyrorchis schaijesii | (Geerinck) Szlach. | synonym |
| Ceratopetalorchis holubii | (Rolfe) Szlach., Górniak & Tukallo | synonym |
| Orchis setacea | Jacq. | ambiguous synonym |
| Orchis monorrhiza | Sw. | synonym |
| Orchis imbricata | Sessé & Moc. | ambiguous synonym |
| Ochyrorchis godefroyi | (Rchb.f.) Szlach. | synonym |
| Plantaginorchis parvipetala | (J.J.Sm.) Szlach. | synonym |
| Fimbrorchis trichosantha | (Lindl.) Szlach. | synonym |
| Schlechterorchis occidentalis | (Lindl.) Szlach. | synonym |
| Ceratopetalorchis mira | (Summerh.) Szlach., Górniak & Tukallo | synonym |
| Mirandorchis calvilabris | (Summerh.) Szlach. & Kras-Lap. | synonym |
| Rhinorchis leaoana | (Schltr.) Szlach. | synonym |
| Rhinorchis santensis | (Barb.Rodr.) Szlach. | synonym |
| Medusorchis notabilis | (Schltr.) Szlach. | synonym |
| Ochyrorchis tosariensis | (J.J.Sm.) Szlach. | synonym |
| Ochyrorchis mannii | (Hook.f.) Szlach. | synonym |
| Plantaginorchis plantaginea | (Lindl.) Szlach. | synonym |
| Plantaginorchis elliptica | (Wight) Szlach. | synonym |
| Plantaginorchis finetiana | (Schltr.) Szlach. | synonym |
| Alinorchis tricruris | (A.Rich.) Szlach. | synonym |
| Orchis geniculata | Buch.-Ham. ex D.Don | ambiguous synonym |
| Orchis dentata | Sw. | synonym |
| Plantaginorchis dentata | (Sw.) Szlach. | synonym |
| Ochyrorchis jaegeri | (Summerh.) Szlach. | synonym |
| Ceratopetalorchis cirrhata | (Lindl.) Szlach., Górniak & Tukallo | synonym |
| Ochyrorchis praestans | (Rendle) Szlach. | synonym |
| Ochyrorchis arietina | (Hook.f.) Szlach. | synonym |
| Rhinorchis heringeri | (Pabst) Szlach. | synonym |
| Rhinorchis pickelii | (Hoehne) Szlach. | synonym |
| Orchis longicornu | Salzm. ex Lindl. | ambiguous synonym |
| Rhinorchis trifida | (Kunth) Szlach. | synonym |
| Rhinorchis kuhlmannii | (Schltr.) Szlach. | synonym |
| Rhinorchis pauciflora | (Lindl.) Szlach. | synonym |
| Rhinorchis lehmanniana | (Kraenzl.) Szlach., S.Nowak & Baranow | synonym |
| Fimbrorchis tosaensis | (Makino) Szlach. | synonym |
| Fimbrorchis sagittifera | (Rchb.f.) Szlach. | synonym |
| Fimbrorchis oldhamii | (Kraenzl.) Szlach. | synonym |
| Ceratopetalorchis uncinata | (Szlach. & Olszewski) Szlach., Górniak & Tukallo | synonym |
| Ochyrorchis occlusa | (Summerh.) Szlach. | synonym |
| Orchis filicornis | Thonn. | ambiguous synonym |
| Rhinorchis megapotamensis | (Hoehne) Szlach. | synonym |
| Plantaginorchis suaveolens | (Dalzell) Szlach. & Kras-Lap. | synonym |
| Kraenzlinorchis malintana | (Blanco) Szlach. | synonym |
| Orchis clavata | B.Heyne ex Hook.f. | synonym |
| Renzorchis singularis | (Summerh.) Olszewski & Szlach. | synonym |
| Kraenzlinorchis mandersii | (Collett & Hemsl.) Szlach. | synonym |
| Rhinorchis ekmaniana | (Kraenzl.) Szlach. | synonym |
| Ceratopetalorchis stenorhynchos | (Schltr.) Szlach., Górniak & Tukallo | synonym |
| Rhinorchis jaguariahyvae | (Kraenzl.) Szlach. | synonym |
| Plantaginorchis cephalotes | (Lindl.) Szlach. | synonym |
| Plantaginorchis prionocraspedon | (Summerh.) Szlach. | synonym |
| Rhinorchis magniscutata | (Catling) Szlach. | synonym |
| Ceratopetalorchis harmsiana | (Schltr.) Szlach., Górniak & Tukallo | synonym |
| Schlechterorchis villosa | (Rolfe) Szlach. | synonym |
| Fimbrorchis havilandii | (Kraenzl.) Szlach. | synonym |
| Ochyrorchis ensifolia | (Lindl.) Szlach. | synonym |
| Ceratopetalorchis cornuta | (Lindl.) Szlach., Górniak & Tukallo | synonym |
| Plantaginorchis longifolia | (Buch.-Ham. ex Lindl.) Szlach. | synonym |
| Mirandorchis pasmithii | (G.Will.) Szlach. & Kras-Lap. | synonym |
| Ochyrorchis limprichtii | (Schltr.) Szlach. | synonym |
| Ochyrorchis oligoschista | (Schltr.) Szlach. | synonym |
| Renzorchis pseudoplatycoryne | Szlach. & Olszewski | synonym |
| Rhinorchis caldensis | (Kraenzl.) Szlach. | synonym |
| Orchis longicornu | B.Heyne ex Wall. | ambiguous synonym |
| Plantaginorchis longicornu | (Lindl.) Szlach. & Kras-Lap. | synonym |
| Orchis viridiflora | Rottler ex Sw. | synonym |
| Ceratopetalorchis laurentii | (De Wild.) Szlach., Górniak & Tukallo | synonym |
| Schlechterorchis snowdenii | (Summerh.) Szlach. | synonym |
| Orchis michauxii | (Nutt.) Alph.Wood | synonym |
| Orchis quinqueseta | Michx. | synonym |
| Fimbrorchis myriotricha | (Gagnep.) Szlach. | synonym |
| Ochyrorchis macrantha | (Hochst. ex A.Rich.) Szlach. | synonym |
| Orchis roxburghii | Pers. | synonym |
| Orchis tenuis | Rottler ex Wall. | synonym |
| Orchis plantaginea | Roxb. | ambiguous synonym |
| Orchis platyphyllos | Willd. | synonym |
| Plantaginorchis parva | (Summerh.) Szlach. | synonym |
| Ochyrorchis quartiniana | (A.Rich.) Szlach. | synonym |
| Alinorchis aethiopica | (S.Thomas & P.J.Cribb) Szlach. | synonym |
| Plantaginorchis rhynchocarpa | (Thwaites) Szlach. | synonym |
| Rhinorchis caucana | (Schltr.) Szlach. & Kolan. | synonym |
| Ceratopetalorchis letestuana | (Szlach. & Olszewski) Szlach., Górniak & Tukallo | synonym |
| Ochyrorchis splendentior | (Summerh.) Szlach. | synonym |
| Orchis macronectar | Vell. | synonym |
| Fimbrorchis linearifolia | (Maxim.) Szlach. | synonym |
| Fimbrorchis linearifolia ssp. schindleri | (Soó) Szlach. | ambiguous synonym |
| Ochyrorchis egregia | (Summerh.) Szlach. | synonym |
| Plantaginorchis alinae | (Szlach.) Szlach. | synonym |
| Ochyrorchis davidii | (Franch.) Szlach. | synonym |
| Ochyrorchis mairei | (Schltr.) Szlach. | synonym |
| Ochyrorchis intermedia | (D.Don) Szlach. | synonym |
| Ochyrorchis splendens | (Rendle) Szlach. | synonym |
| Ochyrorchis keniensis | (Summerh.) Szlach. | synonym |
| Rhinorchis pratensis | (Lindl.) Szlach. & Kolan. | synonym |
| Orchis pratensis | Salzm. ex Lindl. | synonym |
| Orchis commelinifolia | Roxb. | synonym |
| Orchis stylosanthes | Ham. ex Hook.f. | synonym |
| Rhinorchis huberi | (Carnevali & G.Morillo) Szlach. & Kolan. | synonym |
| Alinorchis decorata | (Hochst. ex A.Rich.) Szlach. | synonym |
| Orchis repens | (Nutt.) Alph.Wood | ambiguous synonym |
| Fimbrorchis linearifolia ssp. schindleri | (Schltr.) Szlach. | ambiguous synonym |
| Rhinorchis glazioviana | (Kraenzl. ex Cogn.) Szlach. | synonym |
| Mirandorchis rautaneniana | (Kraenzl.) Szlach. & Kras-Lap. | synonym |
| Limnorchis dilatatiformis | (Rydb.) Rydb. | synonym |
| Fimbrorchis medusa | (Kraenzl.) Szlach. | synonym |
| Ochyrorchis cavatibrachia | (Summerh.) Szlach. | synonym |
| Rhinorchis ernestii | (Schltr.) Szlach. | synonym |
| Orchis mysorensis | B.Heyne ex Wall. | synonym |
| Orchis habenaria | L. | synonym |
| Orchis longicornis | Sessé & Moc. | synonym |
| Rhinorchis macilenta | (Lindl.) Szlach. | synonym |
| Ceratopetalorchis sanfordiana | (Szlach. & Olszewski) Szlach., Górniak & Tukallo | synonym |
| Rhinorchis smithii | (Schltr.) Szlach. & Kolan. | synonym |
| Ceratopetalorchis kassneriana | (Kraenzl.) Szlach., Górniak & Tukallo | synonym |
| Medusorchis ternatea | (Rchb.f.) Szlach. | synonym |
| Orchis pectinata | Sm. | ambiguous synonym |
| Ochyrorchis pectinata | (D.Don) Szlach. | synonym |
| Kraenzlinorchis hosseusii | (Schltr.) Szlach. | synonym |
| Orchis entomantha | Lex. | synonym |
| Orchis prosteveniella | P.Delforge | synonym |
| Orchis satyrioides | Steven | ambiguous synonym |
| Stevenorchis satyrioides | (Spreng.) Wankow & Kraenzl. | synonym |
| Orchis satyrioides f. longibracteata | Wankow | synonym |
| Campanulorchis leiophylla | (Lindl.) Y.P.Ng & P.J.Cribb | synonym |
| Campanulorchis pellipes | (Rchb.f. ex Hook.f.) Y.P.Ng & P.J.Cribb | synonym |
| Campanulorchis pseudoleiophylla | (J.J.Wood) J.J.Wood | synonym |
| Orchis circumflexa | (L.) Bolus | synonym |
| Lecanorchis japonica var. tubiformis | T.Hashim. | synonym |
| Lecanorchis trachycaula | Ohwi | synonym |
| Lecanorchis japonica var. suginoana | Tuyama | synonym |
| Lecanorchis suginoana f. flava | Seriz. | synonym |
| Lecanorchis kiusiana var. suginoana | (Tuyama) T.Hashim. | synonym |
| Lecanorchis kiusiana f. lutea | Y.Sawa, Fukunaga & S.Sawa | synonym |
| Lecanorchis ridleyana | Schltr. | synonym |
| Lecanorchis betung-kerihunensis | Tsukaya & H.Okada | synonym |
| Lecanorchis multiflora var. multiflora | accepted | |
| Lecanorchis multiflora var. subpelorica | (T.C.Hsu & S.W.Chung) T.P.Lin | accepted |
| Lecanorchis multiflora var. bihuensis | (T.P.Lin & Shu H.Wu) T.P.Lin | accepted |
| Lecanorchis thalassica var. thalassica | accepted | |
| Lecanorchis thalassica var. laoensis | Suetsugu & T.C.Hsu | accepted |
| Lecanorchis papuana | Schltr. | synonym |
| Lecanorchis ciliolata | J.J.Sm. | synonym |
| Lecanorchis flavicans var. acutiloba | T.Hashim. | synonym |
| Lecanorchis subpelorica var. latens | (T.P.Lin & W.M.Lin) T.C.Hsu | synonym |
| Lecanorchis nigricans var. yakusimensis | T.Hashim. | accepted |
| Lecanorchis nigricans var. patipetala | Y.Sawa | accepted |
| Lecanorchis nigricans var. nigricans | accepted | |
| Lecanorchis amethystea | Y.Sawa, Fukunaga & S.Sawa | synonym |
| Lecanorchis pauciflora | J.J.Sm. | synonym |
| Lecanorchis seidenfadenii | Szlach. & Mytnik | synonym |
| Lecanorchis japonica var. kiiensis | (Murata) T.Hashim. | synonym |
| Lecanorchis kiiensis | Murata | synonym |
| Lecanorchis hokurikuensis | Masam. | synonym |
| Lecanorchis japonica f. lutea | Suetsugu & Fukunaga | synonym |
| Lecanorchis japonica var. hokurikuensis | (Masam.) T.Hashim. | synonym |
| Lecanorchis hokurikuensis f. kiiensis | (Murata) Seriz. | synonym |
| Lecanorchis japonica var. insularis | S.W.Seo, M.S.Jung, Y.S.Jung & S.H.Oh | synonym |
| Lecanorchis cerina var. albida | T.P.Lin | synonym |
| Lecanorchis albida | (T.P.Lin) T.P.Lin | synonym |
| Lecanorchis kiusiana var. albida | (T.P.Lin) T.C.Hsu | synonym |
| Lecanorchis cerina f. albida | (T.P.Lin) S.S.Ying | synonym |
| Celatorchis angustifolia | (Summerh.) R.Rice | synonym |
| Celatorchis conica | (Schltr.) R.Rice | synonym |
| Oreorchis laxiflora | Ito ex Makino | synonym |
| Orchis discolor | Pursh | synonym |
| Antillanorchis gundlachii | (C.Wright ex Griseb.) Garay | synonym |
| Correorchis cylindrostachya | (Poepp.) Szlach. | synonym |
| Correorchis leptopetala | (Reiche) Novoa | synonym |
| Chileorchis disoides | (Lindl.) Szlach. | synonym |
| Argyrorchis javanica | Blume | synonym |
| Cystorchis glandulosus | (Lindl.) Benth. & Hook.f. ex B.D.Jacks. | synonym |
| Orchis radiata | Thunb. | synonym |
| Plantaginorchis dianthoides | (Nevski) Szlach. | synonym |
| Orchis susannae | Thunb. | ambiguous synonym |
| Plantaginorchis radiata | (Thunb.) Szlach. | synonym |
| Orchis susannae | L. | ambiguous synonym |
| Orchis uniflora | Buch.-Ham. ex D.Don | ambiguous synonym |
| Orchis gigantea | Sm. | synonym |
| Palmorchis pubescentis var. brevilobata | Sambin, Aucourd & Chiron | accepted |
| Palmorchis pubescentis var. pubescentis | accepted | |
| Orchis hookeri | (Torr.) Alph.Wood | synonym |
| Orchis hookeriana | (Lindl.) Oakes | synonym |
| Monorchis unalaschcensis | (Spreng.) O.Schwarz | synonym |
| Orchis lacera | Michx. | synonym |
| Orchis nivea | Nutt. | synonym |
| Limnorchis aquilonis f. alba | (M.H.S.Light) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Limnorchis aquilonis | (Sheviak) Rebrist. & Elven | synonym |
| Limnorchis laxiflora | Rydb. | synonym |
| Limnorchis sparsiflora | (S.Watson) Rydb. | synonym |
| Limnorchis ensifolia | Rydb. | synonym |
| Orchis doyonensis | Hand.-Mazz. | synonym |
| Galeorchis doyonensis | (Hand.-Mazz.) Soó | synonym |
| Limnorchis chorisiana | (Cham.) J.P.Anderson | synonym |
| Orchis ciliaris | L. | synonym |
| Limnorchis nubigena | (A.Rich. & Galeotti) Efimov | synonym |
| Orchis alba | Lam. | synonym |
| Orchis sthenanthera | E.H.L.Krause | synonym |
| Orchis bifolia | L. | synonym |
| Limnorchis borealis | (Cham.) Rydb. | synonym |
| Orchis hyperborea | L. | synonym |
| Orchis koenigii | Gunnerus | synonym |
| Limnorchis brachypetala | Britton & Rydb. | synonym |
| Limnorchis hyperborea | (L.) Rydb. | synonym |
| Orchis acuta | Banks ex Pursh | synonym |
| Orchis leucophaea | Nutt. | synonym |
| Orchis blephariglottis | Willd. | synonym |
| Limnorchis viridiflora | (Cham.) Rydb. | synonym |
| Limnorchis gracilis | (Lindl.) Rydb. | synonym |
| Limnorchis stricta | (Lindl.) Rydb. | synonym |
| Orchis dolichorhiza | Fisch. ex Lindl. | synonym |
| Limnorchis saccata | (Greene) Á.Löve & W.Simon | synonym |
| Orchis tipuloides | L.f. | synonym |
| Limnorchis tipuloides | (L.f.) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Orchis gracilis | Fisch. ex Lindl. | ambiguous synonym |
| Limnorchis tipuloides var. behringiana | (Rydb.) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Limnorchis behringiana | Rydb. | synonym |
| Limnorchis hologlottis | (Maxim.) Nevski | synonym |
| Limnorchis yosemitensis | (Colwell, Sheviak & P.E.Moore) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Monorchis orbicularis | (Hook.f.) O.Schwarz | synonym |
| Orchis psycodes | L. | synonym |
| Orchis fissa | Muhl. ex Willd. | synonym |
| Orchis incisa | Muhl. ex Willd. | synonym |
| Limnorchis longebracteata | (Hochst. ex Seub.) Efimov | synonym |
| Orchis cristata | Michx. | synonym |
| Limnorchis brevifolia | (Greene) Rydb. | synonym |
| Limnorchis brevifolia f. alba | (P.M.Br.) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Monorchis angustilabris | (King & Pantl.) O.Schwarz | synonym |
| Orchis japonica | Thunb. | synonym |
| Orchis orbiculata | Pursh | synonym |
| Limnorchis calderoniae | (López-Ferr. & Espejo) Efimov | synonym |
| Plantaginorchis longicalcarata | (Hayata) Szlach. & Kras-Lap. | synonym |
| Orchis crocea | Raf. | synonym |
| Orchis integra | Nutt. | synonym |
| Orchis dilatata | Pursh | synonym |
| Limnorchis dilatata | (Pursh) Rydb. | synonym |
| Orchis peramoena | (A.Gray) Alph.Wood | synonym |
| Limnorchis purpurascens | Rydb. | synonym |
| Orchis flava | L. | synonym |
| Orchis tridentata | Muhl. ex Willd. | ambiguous synonym |
| Orchis clavellata | Michx. | synonym |
| Orchis clavellata var. tridentata | Muhl. | synonym |
| Orchis virescens | Zollik. ex Gaud. | ambiguous synonym |
| Orchis bifolia var. macroglossa | Wallr. | synonym |
| Orchis platanthera | E.H.L.Krause | synonym |
| Orchis bifolia var. elatior | Gaudin | synonym |
| Orchis montana | F.W.Schmidt | synonym |
| Orchis chlorantha | Custer | synonym |
| Limnorchis zothecina | (L.C.Higgins & S.L.Welsh) W.A.Weber | synonym |
| Orchis convallariifolia | Fisch. ex Lindl. | synonym |
| Limnorchis convallariifolia | (Fisch. ex Lindl.) Rydb. | synonym |
| Orchis fimbriata | Aiton | synonym |
| Orchis grandiflora | Bigelow | ambiguous synonym |
| Orchis fuscescens | L. | synonym |
| Limnorchis huronensis | (Nutt.) Rebrist. & Elven | synonym |
| Orchis hyperborea var. huronensis | (Nutt.) Alph.Wood | synonym |
| Limnorchis huronensis | (Nutt.) Rydb. | synonym |
| Limnorchis media | Rydb. | synonym |
| Orchis huronensis | Nutt. | synonym |
| Smithorchis calceoliformis | (W.W.Sm.) Tang & F.T.Wang | synonym |
| Orchis obtusata | Banks ex Pursh | synonym |
| Limnorchis tescamnis | (Sheviak & W.F.Jenn.) P.M.Br., S.L.Stewart & Gamarra | synonym |
| Thynninorchis huntiana | (F.Muell.) D.L.Jones & M.A.Clem. | synonym |
| Orchis cucullata | L. | synonym |
| Ponerorchis cucullata | (L.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis fujisanensis | J.M.H.Shaw | synonym |
| Ponerorchis capitata | (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis yunkiana | (Fukuy.) S.S.Ying | synonym |
| Orchis gracilis var. chinensis | (Rolfe) Soó | synonym |
| Orchis sooi | S.S.Ying | synonym |
| Orchis formosensis | S.S.Ying | synonym |
| Orchis gracilis | (Blume) Soó | ambiguous synonym |
| Ponerorchis gracilis | (Blume) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis gracilis var. gracillima | Hayata | synonym |
| Orchis keiskei | (Finet) Soó | synonym |
| Ponerorchis keiskei | (Finet) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis joo-iokiana | (Makino) Nakai | synonym |
| Ponerorchis pauciflora var. joo-iokiana | (Makino) Ohwi | synonym |
| Orchis joo-iokiana | Makino | synonym |
| Ponerorchis joo-iokiana var. coreana | (Ohwi) Soó | synonym |
| Orchis matsumurana | Schltr. | synonym |
| Orchis joo-iokiana var. coreana | Ohwi | synonym |
| Ponerorchis compacta | (Schltr.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis graminifolia var. kurokamiana | (Hatus. & Ohwi) T.Hashim. | provisionally accepted |
| Ponerorchis graminifolia | Rchb.f. | synonym |
| Orchis graminifolia | (Rchb.f.) Tang & F.T.Wang | synonym |
| Orchis kuanshanensis | S.S.Ying | synonym |
| Ponerorchis tominagae | (Hayata) H.J.Su & Jr J.Chen | synonym |
| Ponerorchis kiraishiensis var. leucantha | (Masam.) A.T.Hsieh | synonym |
| Orchis kiraishiensis f. leucantha | Masam. | synonym |
| Orchis taoloii | S.S.Ying | synonym |
| Ponerorchis kunikikoana | (Masam. & Fukuy.) Soó | synonym |
| Orchis kunihikoana | Masam. & Fukuy. | synonym |
| Orchis tominagae | (Hayata) Soó | synonym |
| Orchis kiraishiensis var. leucantha | (Masam.) Masam. | synonym |
| Orchis tetraloba var. yunnanensis | Soó | synonym |
| Orchis tetraloba var. parciflora | Soó | synonym |
| Orchis tetraloba | (Finet) Schltr. | synonym |
| Ponerorchis tetraloba | (Finet) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis bifoliata | (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis luteola | (K.Y.Lang & S.C.Chen) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis hui | Tang & F.T.Wang | synonym |
| Orchis limprichtii | Schltr. | synonym |
| Ponerorchis limprichtii | (Schltr.) Soó | synonym |
| Ponerorchis hui | (Tang & F.T.Wang) Soó | synonym |
| Galeorchis constricta | (L.O.Williams) Soó | synonym |
| Orchis constricta | L.O.Williams | synonym |
| Ponerorchis camptoceras | (Rolfe ex Hemsl.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis pinguicula | (Rchb.f. & S.Moore) Soó | synonym |
| Ponerorchis pinguicula | (Rchb.f. & S.Moore) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis bidupensis | (Aver.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis nanhutashanensis | S.S.Ying | synonym |
| Ponerorchis kiraishiensis | (Hayata) Ohwi | synonym |
| Orchis kiraishiensis | Hayata | synonym |
| Ponerorchis simplex | (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis yueana | (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis brevicalcarata | (Finet) Soó | synonym |
| Orchis brevicalcarata | (Finet) Schltr. | synonym |
| Ponerorchis kinoshitae | (Makino) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis kinoshitae | (Makino) Soó | synonym |
| Orchis farreri | (Schltr.) Soó | synonym |
| Ponerorchis farreri | (Schltr.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis taitungensis | S.S.Ying | synonym |
| Orchis taitungensis var. alboflorens | S.S.Ying | synonym |
| Orchis taiwanensis | Fukuy. | synonym |
| Ponerorchis taitungensis | (S.S.Ying) S.S.Ying | synonym |
| Ponerorchis taiwanensis | (Fukuy.) Ohwi | synonym |
| Ponerorchis taitungensis var. alboflorens | (S.S.Ying) S.S.Ying | synonym |
| Orchis tibetica | (Schltr.) Soó | synonym |
| Ponerorchis tibetica | (Schltr.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis alpestris | (Fukuy.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis alpestris | (Fukuy.) S.S.Ying | ambiguous synonym |
| Orchis microhemipilia | (Schltr.) Soó | synonym |
| Ponerorchis hemipilioides | (Finet) Soó | synonym |
| Ponerorchis ovata | (K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis faberi | (Rolfe) Soó | synonym |
| Ponerorchis faberi | (Rolfe) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis amplexifolia | (Tang & F.T.Wang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis subrotunda | King & Pantl. | synonym |
| Ponerorchis dolichocentra | (Tang, F.T.Wang & K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis renzii | Deva & H.B.Naithani | synonym |
| Ponerorchis secundiflora | (Kraenzl.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis omeishanica | Tang, F.T.Wang & K.Y.Lang | synonym |
| Ponerorchis omeishanica | (Tang, F.T.Wang & K.Y.Lang) S.C.Chen, P.J.Cribb & S.W.Gale | synonym |
| Ponerorchis cucullata var. calcicola | (W.W.Sm.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis trifurcata | (Tang, F.T.Wang & K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis ferrieana | Kraenzl. | synonym |
| Orchis lepida | (Rchb.f.) Soó | synonym |
| Ponerorchis lepida | (Rchb.f.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis exilis | (Ames & Schltr.) S.C.Chen, P.J.Cribb & S.W.Gale | synonym |
| Orchis exilis | Ames & Schltr. | synonym |
| Ponerorchis thailandica | (Seidenf. & Thaithong) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis puberula | King & Pantl. | synonym |
| Ponerorchis puberula | (King & Pantl.) Verm. | synonym |
| Orchis crenulata | Schltr. | ambiguous synonym |
| Ponerorchis schlechteri | Perner & Y.B.Luo | synonym |
| Ponerorchis crenulata | Soó | synonym |
| Ponerorchis wenshanensis | (W.H.Chen, Y.M.Shui & K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis parceflora | (Finet) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis parceflora | (Finet) Hand.-Mazz. | synonym |
| Orchis chingshuishania | S.S.Ying | synonym |
| Ponerorchis takasago-montana | (Masam.) Ohwi | synonym |
| Orchis takasago-montana | Masam. | synonym |
| Orchis basifoliata | (Finet) Schltr. | synonym |
| Ponerorchis basifoliata | (Finet) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis gonggashanica | (K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis oblonga | (K.Y.Lang) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis sichuanica | (K.Y.Lang) S.C.Chen, P.J.Cribb & S.W.Gale | synonym |
| Orchis sichuanica | K.Y.Lang | synonym |
| Ponerorchis pugeensis | (K.Y.Lang) S.C.Chen, P.J.Cribb & S.W.Gale | synonym |
| Orchis pugeensis | K.Y.Lang | synonym |
| Orchis chidori var. curtipes | (Ohwi) Ohwi | synonym |
| Orchis chidori | (Makino) Schltr. | synonym |
| Ponerorchis curtipes | (Ohwi) J.M.H.Shaw | synonym |
| Orchis graminifolia var. chidori | (Makino) M.Hiroe | synonym |
| Orchis curtipes | Ohwi | synonym |
| Orchis rupestris var. chidori | (Makino) Soó | synonym |
| Orchis nivalis | (Schltr.) Soó | synonym |
| Ponerorchis monantha | (Finet) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Orchis monantha | (Finet) Soó | synonym |
| Orchis forrestii | (Schltr.) Soó | synonym |
| Orchis physoceras | (Schltr.) Soó | synonym |
| Ponerorchis physoceras | (Schltr.) X.H.Jin, Schuit. & W.T.Jin | synonym |
| Ponerorchis beesiana | (W.W.Sm.) Soó | synonym |
| Orchis chusua var. delavayi | (Schltr.) Soó | synonym |
| Ponerorchis pulchella | (Hand.-Mazz.) Soó | synonym |
| Orchis delavayi | Schltr. | synonym |
| Orchis unifoliata | Schltr. | synonym |
| Orchis chusua var. tenii | (Schltr.) Soó | synonym |
| Orchis mairei | H.Lév. | synonym |
| Orchis beesiana | W.W.Sm. | synonym |
| Orchis chusua | D.Don | synonym |
| Ponerorchis pauciflora | (Lindl.) Ohwi | synonym |
| Ponerorchis chusua var. nana | (King & Pantl.) R.C.Srivast. | synonym |
| Ponerorchis chusua | (D.Don) Soó | synonym |
| Ponerorchis chusua var. giraldiana | (Kraenzl.) Soó | synonym |
| Orchis secunda | (Nevski) Vorosch. | ambiguous synonym |
| Orchis chusua var. pulchella | (Hand.-Mazz.) Tang & F.T.Wang | synonym |
| Orchis tenii | Schltr. | synonym |
| Orchis pauciflora | Fisch. ex Lindl. | ambiguous synonym |
| Ponerorchis chusua var. tenii | (Schltr.) Soó | synonym |
| Orchis nana | (King & Pantl.) Schltr. | synonym |
| Ponerorchis chusua var. delavayi | (Schltr.) Soó | synonym |
| Ponerorchis chusua var. unifoliata | (Schltr.) Soó | synonym |
| Orchis pulchella | Hand.-Mazz. | synonym |
| Orchis parcifloroides | Hand.-Mazz. | synonym |
| Ponerorchis nana | (King & Pantl.) Soó | synonym |
| Orchis giraldiana | Kraenzl. | synonym |
| Orchis chusua var. nana | King & Pantl. | synonym |
| Oestlundorchis pandurata | (Garay) Szlach. | synonym |
| Hellerorchis paniculata | (Brade) A.D.Hawkes | synonym |
| Hellerorchis gomezoides | (Barb.Rodr.) A.D.Hawkes | synonym |
| Hellerorchis handroi | (Hoehne) A.D.Hawkes | synonym |
| Hellerorchis schlechteri | (Hoehne) A.D.Hawkes | synonym |
| Hellerorchis guinlei | (Ruschi) A.D.Hawkes | synonym |
| Hellerorchis doeringii | (Hoehne) A.D.Hawkes | synonym |
| Cystorchis variegata var. purpurea | Ridl. | synonym |
| Cystorchis rostellata | J.J.Sm. | synonym |
| Cystorchis saccosepala var. menaboiensis | J.J.Sm. | accepted |
| Cystorchis saccosepala var. saccosepala | accepted | |
| Orchis abortiva | L. | ambiguous synonym |
| Jonorchis abortiva | (L.) Beck | synonym |
| Orchis incarnata var. drudei | M.Schulze | synonym |
| Orchis sambucina var. sambucinolingua | Barla | synonym |
| Galeorchis cyclochila | (Franch. & Sav.) Nevski | synonym |
| Orchis cyclochila | (Franch. & Sav.) Maxim. | synonym |
| Galeorchis cyclochila var. palczewskii | (Kraenzl.) Soó | synonym |
| Aorchis cyclochila | (Franch. & Sav.) T.Hashim. | synonym |
| Orchis palczewskii | Kraenzl. | synonym |
| Orchis chondradenia | Makino | synonym |
| Orchis fauriei | Finet | synonym |
| Galeorchis chondradenia | (Makino) Soó | synonym |
| Orchis yatabei | (Maxim. ex Makino) Makino | synonym |
| Orchis paxiana | Schltr. | synonym |
| Orchis stracheyi | Hook.f. | synonym |
| Galeorchis roborovskii | (Maxim.) Nevski | synonym |
| Aorchis roborovskii | (Maxim.) Seidenf. | synonym |
| Galeorchis szechenyiana | (Rchb.f. ex Kanitz) Soó | synonym |
| Galeorchis stracheyi | (Hook.f.) Soó | synonym |
| Orchis roborovskii | Maxim. | synonym |
| Galeorchis paxiana | (Schltr.) Soó | synonym |
| Orchis szechenyiana | Rchb.f. ex Kanitz | synonym |
| Ponerorchis diantha | (Schltr.) Soó | synonym |
| Galeorchis reichenbachii | Nevski | synonym |
| Oreorchis wilsonii | Schltr. | synonym |
| Galeorchis spathulata var. wilsonii | (Schltr.) Soó | synonym |
| Galeorchis spathulata var. foliosa | (Finet) Soó | synonym |
| Galeorchis spathulata | (Lindl.) Soó | synonym |
| Aorchis spathulata | (Lindl.) Verm. | synonym |
| Galeorchis diantha | (Schltr.) Soó | synonym |
| Orchis spathulata | (Lindl.) Rchb.f. ex Hook.f. | ambiguous synonym |
| Orchis diantha | Schltr. | synonym |
| Orchis spathulata var. foliosa | Finet | synonym |
| Aorchis spathulata var. wilsonii | (Schltr.) Soó | synonym |
| Orchis spathulata var. wilsonii | Schltr. | synonym |
| Orchis wardii | W.W.Sm. | synonym |
| Amerorchis rotundifolia var. lineata | (Mousley) W.J.Schrenk | synonym |
| Orchis rotundifolia var. lineata | Mousley | synonym |
| Orchis grandiflora | B.Heyne ex Wall. | ambiguous synonym |
| Amerorchis rotundifolia f. angustifolia | (J.Rousseau) P.M.Br. | synonym |
| Amerorchis rotundifolia f. beckettii | (B.Boivin) Hultén | synonym |
| Amerorchis rotundifolia | (Banks ex Pursh) Hultén | synonym |
| Amerorchis rotundifolia f. lineata | (Mousley) Hultén | synonym |
| Orchis rotundifolia | Banks ex Pursh | synonym |
| Amerorchis rotundifolia f. immaculata | Mazurski & Laur.P.Johnson | synonym |
| Orchis rotundifolia f. lineata | (Mousley) E.G.Voss | synonym |
| Orchis rotundifolia f. beckettii | B.Boivin | synonym |
| Amerorchis rotundifolia f. wardii | P.M.Br. | synonym |
| Ponerorchis rotundifolia | (Banks ex Pursh) Soó | synonym |
| Orchis rotundifolia f. angustifolia | J.Rousseau | synonym |
| Amerorchis rotundifolia f. rosea | P.M.Br. | synonym |
| Aceratorchis albiflora | Schltr. | synonym |
| Galeorchis albiflora | (Schltr.) Grubov | synonym |
| Aceratorchis tschiliensis | Schltr. | synonym |
| Orchis tschiliensis | (Schltr.) Soó | synonym |
| Orchis aceratorchis | Soó | synonym |
| Orchis spectabilis f. gordinieri | Weath. | synonym |
| Orchis spectabilis var. lilacina | Ames | synonym |
| Orchis spectabilis f. willeyi | F.Seym. | synonym |
| Orchis humilis | Michx. | synonym |
| Galeorchis spectabilis | (L.) Rydb. | synonym |
| Orchis spectabilis f. albiflora | Ulke | synonym |
| Orchis spectabilis | L. | synonym |
| Galeorchis spectabilis f. gordinieri | House | synonym |
| Orchis camtschatica | Cham. | synonym |
| Demorchis pubilabiata | (Y.Sawa) M.A.Clem. & D.L.Jones | synonym |
| Demorchis zeylanica | (Schltr.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis tembatensis | (P.T.Ong & P.O'Byrne) M.A.Clem. & D.L.Jones | synonym |
| Demorchis sui | (C.S.Leou, T.C.Hsu & C.R.Yeh) M.A.Clem. & D.L.Jones | synonym |
| Demorchis effusa | (P.T.Ong & P.O'Byrne) M.A.Clem. & D.L.Jones | synonym |
| Demorchis silentvalleyana | (C.S.Kumar, P.C.S.Kumar, Sibi & S.Anil Kumar) M.A.Clem. & D.L.Jones | synonym |
| Demorchis confusa | (Honda & Tuyama) M.A.Clem. & D.L.Jones | synonym |
| Demorchis boninensis | (Tuyama) M.A.Clem. & D.L.Jones | synonym |
| Demorchis fontinalis | (T.P.Lin) M.A.Clem. & D.L.Jones | synonym |
| Demorchis albida | (T.C.Hsu & C.M.Kuo) M.A.Clem. & D.L.Jones | synonym |
| Demorchis verrucosa | (Blume) M.A.Clem. & D.L.Jones | synonym |
| Demorchis umbrosa | (B.Gray) D.L.Jones & M.A.Clem. | synonym |
| Demorchis madagascariensis | (H.Perrier ex Martos & Bytebier) M.A.Clem. & D.L.Jones | synonym |
| Demorchis crispa | (J.J.Sm.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis abscondita | (J.J.Sm.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis similis | (Bosser) M.A.Clem. & D.L.Jones | synonym |
| Demorchis confusoides | (T.C.Hsu, S.W.Chung & C.M.Kuo) M.A.Clem. & D.L.Jones | synonym |
| Demorchis clausa | (T.C.Hsu, S.W.Chung & C.M.Kuo) M.A.Clem. & D.L.Jones | synonym |
| Demorchis isabelensis | (T.C.Hsu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis nipponicoides | (Suetsugu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis uraiensis | (T.C.Hsu & C.M.Kuo) M.A.Clem. & D.L.Jones | synonym |
| Demorchis holttumii | (Carr) M.A.Clem. & D.L.Jones | synonym |
| Demorchis callosa | (J.J.Sm.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis celebica | (Schltr.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis theana | (Aver.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis shimizuana | (Tuyama) M.A.Clem. & D.L.Jones | synonym |
| Demorchis nantoensis | (T.C.Hsu & C.M.Kuo ex T.P.Lin) M.A.Clem. & D.L.Jones | synonym |
| Demorchis khangii | (Aver.) M.A.Clem. & D.L.Jones | synonym |
| Demorchis bambu | (Metusala) M.A.Clem. & D.L.Jones | synonym |
| Demorchis selabintanensis | (Tsukaya & A.Hidayat) M.A.Clem. & D.L.Jones | synonym |
| Demorchis sabahensis | (J.J.Wood & A.Lamb) M.A.Clem. & D.L.Jones | synonym |
| Demorchis nipponica | (Honda) M.A.Clem. & D.L.Jones | synonym |
| Demorchis crassisepala | (L.O.Williams) M.A.Clem. & D.L.Jones | synonym |
| Demorchis queenslandica | (Dockrill) D.L.Jones & M.A.Clem. | synonym |
| Demorchis albidoides | (Y.H.Tan & T.C.Hsu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis kuroshimensis | (Suetsugu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis papuana | (Schltr.) D.L.Jones & M.A.Clem. | synonym |
| Demorchis ballii | (P.J.Cribb & Browning) M.A.Clem. & D.L.Jones | synonym |
| Demorchis rwandensis | (Eb.Fisch. & Killmann) M.A.Clem. & D.L.Jones | synonym |
| Demorchis appendiculata | (C.S.Leou & N.J.Chung) M.A.Clem. & D.L.Jones | synonym |
| Demorchis takeshimensis | (Suetsugu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis okinawensis | (Suetsugu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis flexistyla | (T.C.Hsu & C.M.Kuo) M.A.Clem. & D.L.Jones | synonym |
| Demorchis flexistyloides | (Suetsugu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis solomonensis | (T.C.Hsu) M.A.Clem. & D.L.Jones | synonym |
| Demorchis africana | (Kraenzl.) M.A.Clem. & D.L.Jones | synonym |
| Ponerorchis nanoides | Schuit. & X.H.Jin | synonym |
| Orchis densiflora | (Wahlenb.) Pers. | synonym |
| Orchis conopsea var. densiflora | Wahlenb. | synonym |
| Orchis nigra var. flore-rosea | DC. | synonym |
| Orchis miniata | Crantz | synonym |
| Orchis odoratissima | L. | synonym |
| Orchis erubescens | Zucc. | synonym |
| Orchis conopsea ssp. odoratissima | (L.) Bonnier & Layens | synonym |
| Orchis nigra | (L.) Scop. | synonym |
| Orchis habenarioides | King & Pantl. | synonym |
| Orchis cylindrostachya | (Lindl.) Kraenzl. | synonym |
| Leucorchis friwaldskyana | Fuss | synonym |
| Leucorchis friwaldskyana f. richteri | (I.Györffy) Soó | synonym |
| Orchis albida | Friv. ex Hampe | misapplied |
| Leucorchis frivaldii | (Hampe ex Griseb.) Schltr. | synonym |
| Pseudorchis frivaldii | (Hampe ex Griseb.) P.F.Hunt | synonym |
| Orchis conopsea var. comigera | (Rchb.) Marcet | synonym |
| Orchis conopea | Gras | synonym |
| Orchis peloria | Foucault ex Poir. | synonym |
| Orchis pseudoconopsea | P.E.Parm. | synonym |
| Orchis conopea var. albiflora | Tinant | synonym |
| Orchis suaveolens | Salisb. | synonym |
| Orchis ornithis | Jacq. | synonym |
| Orchis conopsea | L. | synonym |
| Orchis pyrenaica | Philippe | synonym |
| Orchis pseudoconopea | Gren. | synonym |
| Orchis cornopica | Mill. | synonym |
| Orchis conopea var. major | Tinant | synonym |
| Orchis setacea | Gilib. | ambiguous synonym |
| Orchis variegata | Schrank | ambiguous synonym |
| Orchis chrysea | (W.W.Sm.) Schltr. | synonym |
| Ponerorchis chrysea | (W.W.Sm.) Soó | synonym |
| Geesinkorchis alaticallosa | de Vogel | synonym |
| Geesinkorchis quadricarinata | Shih C.Hsu, Gravend. & de Vogel | synonym |
| Geesinkorchis breviunguiculata | Shih C.Hsu, Gravend. & de Vogel | synonym |
| Geesinkorchis phaiostele | (Ridl.) de Vogel | synonym |
| Chelyorchis ampliata | (Lindl.) Dressler & N.H.Williams | synonym |
| Chelyorchis malphigioides | Archila, Szlach. & Chiron | synonym |
| Chelyorchis pardoi | Carnevali & G.A.Romero | synonym |
| Orchis laxiflora var. intermedia | J.Lloyd | synonym |
| Herorchis papilionacea | (L.) D.Tyteca & E.Klein | synonym |
| Orchis papilionacea | L. | synonym |
| Orchis dulukae | Hautz. | synonym |
| Orchis saccata ssp. fedtschenkoi | (Czerniak.) Soó | synonym |
| Orchis collina ssp. chlorotica | (Woronow) Aver. | synonym |
| Orchis leucoglossa | O.Schwarz | synonym |
| Orchis saccata f. orbicularis | Ruppert | synonym |
| Orchis papilionacea ssp. chlorotica | (Woronow) Soó | synonym |
| Orchis collina | Banks & Sol. | synonym |
| Orchis collina f. purpurea | Maire & Weiller | synonym |
| Orchis fedtschenkoi | Czerniak. | synonym |
| Orchis collina f. flavescens | (Soó) D.Rivera & Lopez Velez | synonym |
| Orchis chlorotica | Woronow | synonym |
| Orchis saccata var. fedtschenkoi | (Czerniak.) Hautz. | synonym |
| Orchis collina ssp. fedtschenkoi | (Czerniak.) Aver. | synonym |
| Orchis saccata | Ten. | ambiguous synonym |
| Orchis saccata flavescens | Soó | synonym |
| Orchis collina var. flavescens | Soó | synonym |
| Herorchis collina | (Banks & Sol. ex Russell) D.Tyteca & E.Klein | synonym |
| Orchis saccata f. flavescens | (Soó) Raynaud | synonym |
| Orchis sparsiflora | Spruner ex Rchb.f. | synonym |
| Orchis cimicina | Bréb. | ambiguous synonym |
| Orchis coriophora ssp. olida | (Bréb.) Nyman | synonym |
| Orchis laxiflora var. alata | (Fleury) Nyman | synonym |
| Orchis coriophora var. elongata | Maire | synonym |
| Orchis coriophora var. latifolia | Tinant | synonym |
| Orchis coriophora var. cibiniensis | Schur | synonym |
| Anteriorchis coriophora var. martrinii | (Timb.-Lagr.) P.Delforge | synonym |
| Orchis fragrans f. cassidea | (M.Bieb.) Rchb. | synonym |
| Orchis coriophora var. odorata | Ten. ex Rchb.f. | synonym |
| Orchis fragrans | Pollini | ambiguous synonym |
| Orchis coriophora ssp. cimicina | (Crantz) E.G.Camus | synonym |
| Orchis coriophora var. genuina | Cout. | synonym |
| Orchis coriophora ssp. fragrans | (Pollini) K.Richt. | synonym |
| Orchis coriophora var. polliniana | (Spreng.) Pollini | synonym |
| Herorchis coriophora ssp. martrinii | (Timb.-Lagr.) D.Tyteca & E.Klein | synonym |
| Orchis cassidea | M.Bieb. | synonym |
| Orchis coriophora ssp. cimicina | (Crantz) Arcang. | synonym |
| Anteriorchis fragrans f. apricorum | (Duffort) P.Delforge | synonym |
| Anteriorchis coriophora ssp. fragrans | (Pollini) Jacquet | synonym |
| Orchis coriophora f. borosiana | Soó | synonym |
| Orchis coriophora var. czeremossica | Zapał. | synonym |
| Orchis coriophora | L. | synonym |
| Orchis polliniana | Spreng. | synonym |
| Orchis coreosmus | St.-Lag. | synonym |
| Orchis coriophora var. major | E.G.Camus | synonym |
| Orchis coriophora var. sennenii | A.Camus | synonym |
| Orchis coriophora var. lusciniarum | Maire | synonym |
| Orchis fragrans var. apricorum | Duffort | synonym |
| Orchis coriophora var. martrinii | (Timb.-Lagr.) Gaut. | synonym |
| Orchis coriophora var. fragrans | (Pollini) Boiss. | synonym |
| Orchis coriophora martrinii | (Timb.-Lagr.) Rouy | synonym |
| Orchis coriophora var. carpetana | Willk. | synonym |
| Orchis fragrans f. grandiflora | Rchb. | synonym |
| Herorchis coriophora | (L.) D.Tyteca & E.Klein | synonym |
| Orchis martrinii | Timb.-Lagr. | synonym |
| Herorchis coriophora ssp. fragrans | (Pollini) D.Tyteca & E.Klein | synonym |
| Orchis coriophora var. symphypetala | Brot. | synonym |
| Orchis coriophora var. dolichoceras | Maire | synonym |
| Orchis cimicina | Crantz | ambiguous synonym |
| Orchis coriophora var. inodora | DC. | synonym |
| Orchis coriophora f. alba | E.G.Camus | synonym |
| Orchis coriophora fragrans | (Pollini) Rouy | synonym |
| Orchis coriophora ssp. nervulosa | (Sakalo) Soó | synonym |
| Orchis nervulosa | Sakalo | synonym |
| Orchis coriophora ssp. carpetana | (Willk.) K.Richt. | synonym |
| Anteriorchis coriophora var. carpetana | (Willk.) P.Delforge | synonym |
| Anteriorchis coriophora | (L.) E.Klein & Strack | synonym |
| Orchis coriophora f. nana | W.Zimm. | synonym |
| Orchis coriophora var. cimicina | (Crantz) Arcang. | synonym |
| Orchis carpetana | (Willk.) Pau | synonym |
| Orchis coriophora var. cassidea | (M.Bieb.) Nyman | synonym |
| Anteriorchis fragrans | (Pollini) Szlach. | synonym |
| Orchis coriophora ssp. martrinii | (Timb.-Lagr.) Nyman | synonym |
| Orchis coriophora ssp. apricorum | (Duffort) Malag. | synonym |
| Orchis coriophora f. virescens | E.G.Camus | synonym |
| Anteriorchis coriophora ssp. martrinii | (Timb.-Lagr.) Jacquet | synonym |
| Orchis fragrans var. elongata | (Maire) Raynaud | synonym |
| Orchis coriophora var. subsancta | Balayer | synonym |
| Orchis pyramidalis | L. | synonym |
| Herorchis israelitica | (H.Baumann & Dafni) D.Tyteca & E.Klein | synonym |
| Orchis israelitica | H.Baumann & Dafni | synonym |
| Orchis laxiflora ssp. palustris | (Jacq.) Corb. | synonym |
| Orchis laxiflora ssp. palustris | (Jacq.) Bonnier & Layens | synonym |
| Paludorchis palustris | (Jacq.) P.Delforge | synonym |
| Orchis laxiflora var. palustris | (Jacq.) Mérat | synonym |
| Herorchis palustris | (Jacq.) D.Tyteca & E.Klein | synonym |
| Orchis palustris | Jacq. | synonym |
| Orchis coriophora ssp. sancta | (L.) Hayek | synonym |
| Orchis sancta f. minor | Bornm. ex Soó | synonym |
| Orchis coriophora var. sancta | (L.) Rchb.f. | synonym |
| Anteriorchis sancta | (L.) E.Klein & Strack | synonym |
| Orchis sancta | L. | synonym |
| Herorchis sancta | (L.) D.Tyteca & E.Klein | synonym |
| Orchis morio | L. | synonym |
| Orchis morio var. genuina | Cout. | synonym |
| Herorchis morio | (L.) D.Tyteca & E.Klein | synonym |
| Herorchis cyrenaica | (E.A.Durand & Barratte) D.Tyteca & E.Klein | synonym |
| Orchis melchifafii | Hautz. | synonym |
| Orchis cyrenaica | E.A.Durand & Barratte | synonym |
| Orchis papilionacea var. cyrenaica | (E.A.Durand & Barratte) P.Delforge | synonym |
| Orchis boryi var. alba | C.Alibertis & A.Alibertis | synonym |
| Orchis boryi | Rchb.f. | synonym |
| Orchis quadripunctata var. boryi | (Rchb.f.) Nyman | synonym |
| Orchis morio ssp. boryi | (Rchb.f.) Soó | synonym |
| Herorchis boryi | (Rchb.f.) D.Tyteca & E.Klein | synonym |
| Orchis palustris ssp. laxiflora | (Lam.) Batt. | synonym |
| Paludorchis laxiflora | (Lam.) P.Delforge | synonym |
| Herorchis laxiflora | (Lam.) D.Tyteca & E.Klein | synonym |
| Orchis laxiflora | Lam. | ambiguous synonym |
| Orchis morio var. nicodemi | (Cirillo ex Ten.) Nyman | synonym |
| Orchis untchjii | M.Schulze | synonym |
| Hapalorchis micrantha | (Barb.Rodr.) Hoehne | synonym |
| Hapalorchis pauciflora | Porto & Brade | synonym |
| Hapalorchis candida | (Kraenzl.) Schltr. | synonym |
| Hapalorchis tenuis | (Lindl.) Schltr. | synonym |
| Hapalorchis lineata var. brevicaulis | Hoehne | synonym |
| Rhipidorchis micrantha | (A.Rich.) D.L.Jones & M.A.Clem. | synonym |
| Orchis varia | Aubl. | synonym |
| Cyperorchis grandiflora | Schltr. | synonym |
| Cyperorchis erythrostyla | (Rolfe) Schltr. | synonym |
| Cyperorchis wilsonii | (H.J.Veitch) Schltr. | synonym |
| Cyperorchis cochleare | (Lindl.) Benth. | synonym |
| Cyperorchis babae | Kudô ex Masam. | synonym |
| Iridorchis gigantea | Blume | synonym |
| Cyperorchis gigantea | (Blume) Schltr. | synonym |
| Cyperorchis sigmoidea | (J.J.Sm.) J.J.Sm. | synonym |
| Cyperorchis tracyana | (L.Castle) Schltr. | synonym |
| Cyperorchis lowiana | (Rchb.f.) Schltr. | synonym |
| Cyperorchis whiteae | (King & Pantl.) Schltr. | synonym |
| Cyperorchis elegans | (Lindl.) Blume | synonym |
| Cyperorchis tigrina | (C.S.P.Parish ex Hook.) Schltr. | synonym |
| Cyperorchis eburnea | (Lindl.) Schltr. | synonym |
| Cyperorchis schroederi | (Rolfe) Schltr. | synonym |
| Aphyllorchis aberrans | (Finet) Schltr. | synonym |
| Aphyllorchis tumkurensis | Bhaskar & Kushal. | synonym |
| Cyperorchis rosea | (J.J.Sm.) Schltr. | synonym |
| Cyperorchis insignis | (Rolfe) Schltr. | synonym |
| Cyperorchis mastersii | (Griff. ex Lindl.) Benth. | synonym |
| Cyperorchis parishii | (Rchb.f.) Schltr. | synonym |
| Cystorchis obscura | Blume | synonym |
| Schoenorchis roseus | (Wight) Bennet | synonym |
| Schoenorchis filiformis | (Rchb.f.) Schltr. | synonym |
| Schoenorchis chrysantha | (Alston) Garay | synonym |
| Schoenorchis eberhardtii | (Finet) Aver. | synonym |
| Vitekorchis foveata | (Lindl.) Romowicz & Szlach. | synonym |
| Vitekorchis callistum | (Rchb.f. ex Kraenzl.) Romowicz & Szlach. | synonym |
| Aphyllorchis pusilla | (Hook.f.) Tang & F.T.Wang | synonym |
| Erythrorchis foliata | F.Muell. | synonym |
| Distichorchis bifaria | (Lindl.) M.A.Clem. | synonym |
| Jumellea facilorchis | M.A.Clem. | synonym |
| Arisanorchis takeoi | Hayata | synonym |
| Arisanorchis tairae | Fukuy. | synonym |
| Aphyllorchis montana f. pingtungensis | T.P.Lin | accepted |
| Aphyllorchis montana var. membranacea | T.C.Hsu | accepted |
| Aphyllorchis montana var. rotundatipetala | (C.S.Leou, S.K.Yu & C.T.Lee) T.P.Lin | accepted |
| Aphyllorchis montana var. montana | accepted | |
| Aphyllorchis gollanii | Duthie | synonym |
| Aphyllorchis gracilis | Schltr. | synonym |
| Aphyllorchis hasseltii | Blume | synonym |
| Aphyllorchis odoardi | Rchb.f. | synonym |
| Aphyllorchis torricellensis | Schltr. | synonym |
| Aphyllorchis annamensis | Aver. | synonym |
| Sinorchis simplex | (Tang & F.T.Wang) S.C.Chen | synonym |
| Limnorchis thurberi | (A.Gray) Rydb. | synonym |
| Limnorchis arizonica | Rydb. | synonym |
| Limnorchis limosa | (Lindl.) Efimov | synonym |
| Chenorchis singchii | Z.J.Liu, K.W.Liu & L.J.Chen | synonym |
| Tsiorchis wangii | (Christenson) Z.J.Liu, S.C.Chen & L.J.Chen | synonym |
| Pendulorchis gaoligongense var. lushuiensis | L.J.Chen, X.C.Shi & W.H.Rao | synonym |
| Pendulorchis himalaica | (Deb, Sengupta & Malick) Z.J.Liu, K.Wei Liu & X.J.Xiao | synonym |
| Pendulorchis gaoligongense | G.Q.Zhang, K.Wei Liu & Z.J.Liu | synonym |
| Tsiorchis kimballiana | (Rchb.f.) Z.J.Liu, S.C.Chen & L.J.Chen | synonym |
| Paorchis thailandica | (Seidenf.) M.C.Pace | synonym |
| Georchis viridiflora | (Blume) F.Muell. | synonym |
| Orchis repens | (L.) Eyster ex Poir. | ambiguous synonym |
| Georchis calva | Lindl. | synonym |
| Georchis bifida | (Blume) Rchb.f. | synonym |
| Georchis schlechtendaliana | (Rchb.f.) Rchb.f. | synonym |
| Georchis foliosa | Lindl. | synonym |
| Cystorchis nebularum | Hance | synonym |
| Georchis biflora | Lindl. | synonym |
| Georchis cordata | Lindl. | synonym |
| Georchis rubicunda | (Blume) Rchb.f. | synonym |
| Georchis vittata | Lindl. | synonym |
| Cystorchis fusca | (Lindl.) Benth. & Hook.f. | synonym |
| Orchis aphylla | F.W.Schmidt | ambiguous synonym |
| Eremorchis allantoidea | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis viriosa | R.J.Bates | synonym |
| Ranorchis sargentii | (C.R.P.Andrews) D.L.Jones & M.A.Clem. | synonym |
| Stamnorchis recurva | (Benth.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis diversiflora | R.J.Bates | synonym |
| Petrorchis bicornis | (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem. | synonym |
| Crangonorchis pedoglossa | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Crangonorchis depauperata | (F.M.Bailey) D.L.Jones & M.A.Clem. | synonym |
| Orchis geniculata | Finet | ambiguous synonym |
| Orchis monophylla | (Collett & Hemsl.) Rolfe | synonym |
| Ponerorchis monophylla | (Collett & Hemsl.) Soó | synonym |
| Orchis maculata var. heinzeliana | (Reichardt) Beck | synonym |
| Dactylorchis maculata var. heinzeliana | (Reichardt) Verm. | synonym |
| Schoenorchis fragrans var. seidenfadenii | (Pradhan) M.Wolff & O.Gruss | synonym |
| Schoenorchis latifolia | (C.E.C.Fisch.) C.J.Saldanha | synonym |
| Schoenorchis hainanensis | (Rolfe) Schltr. | synonym |
| Schoenorchis spatulata | (Rolfe ex Downie) Seidenf. & Smitinand | synonym |
| Schoenorchis paniculata var. vanoverberghii | (Ames) S.S.Ying | synonym |
| Schoenorchis densiflora var. abbreviata | Schltr. | synonym |
| Schoenorchis plebeia | (J.J.Sm.) J.J.Sm. | synonym |
| Schoenorchis densiflora | Schltr. | synonym |
| Schoenorchis manipurensis | Pradhan | synonym |
| Schoenorchis phitamii f. alba | N.H.Tuan & O.Gruss | synonym |
| Campanulorchis globifera var. alboflava | Vuong & Cootes | synonym |
| Vieillardorchis leratii | Kraenzl. | synonym |
| Bathiorchis rosea | (H.Perrier) Bosser & P.J.Cribb | synonym |
| Triorchis ovalis | (Lindl.) Nieuwl. | synonym |
| Triorchis xyridifolius | (Small) Britton | synonym |
| Triorchis vernalis | (Engelm. & A.Gray) House | synonym |
| Triorchis linearis | (Rydb.) Nieuwl. | synonym |
| Triorchis grayi | (Ames) Nieuwl. | synonym |
| Triorchis ochroleucus | (Rydb.) Nieuwl. | synonym |
| Triorchis cernuus var. ochroleucus | (Rydb.) Farw. | synonym |
| Triorchis trilobus | (Small) House | synonym |
| Triorchis cernuus | (L.) Nieuwl. | synonym |
| Triorchis longilabris | (Lindl.) House | synonym |
| Triorchis plantagineus | (Raf.) Nieuwl. | synonym |
| Triorchis praecox | (Walter) Nieuwl. | synonym |
| Triorchis beckii | (B.C.Stone) House | synonym |
| Triorchis lacinatus | (Small) House | synonym |
| Triorchis odoratus | (Nutt.) Nieuwl. | synonym |
| Triorchis spiralis | (Sw.) House | synonym |
| Triorchis romanzoffianus | (Cham.) Nieuwl. | synonym |
| Triorchis strictus | (Rydb.) Nieuwl. | synonym |
| Eleorchis japonica var. conformis | (F.Maek.) F.Maek. | synonym |
| Eleorchis conformis | F.Maek. | synonym |
| Orchis tridentata f. alcicornis | Landwehr | synonym |
| Orchis variegata var. submilitaris | Schur | synonym |
| Orchis tridentata | Scop. | ambiguous synonym |
| Orchis lactea f. burnatii | Briq. | synonym |
| Orchis brevilabris | Fisch. & C.A.Mey. | synonym |
| Orchis taurica | Lindl. | synonym |
| Orchis tridentata linearis | Waisb. | synonym |
| Odontorchis tridentata | (Scop.) D.Tyteca & E.Klein | synonym |
| Orchis ricasoliana | Parl. | synonym |
| Orchis tridentata f. submilitaris | (Schur) Soó | synonym |
| Orchis variegata | All. | ambiguous synonym |
| Orchis tridentata f. brachyloba | Waisb. | synonym |
| Orchis tridentata ssp. angelica | A.Alibertis | synonym |
| Orchis tridentata f. chersonesensis | Turrill | synonym |
| Orchis aetnensis var. laxiflora | Tod. ex Guss. | synonym |
| Orchis tridentata f. unidentata | Waisb. | synonym |
| Orchis mauri | Jord. ex Cortesi | synonym |
| Orchis parlatoris | Tineo | synonym |
| Orchis aetnensis | Tineo | synonym |
| Orchis tridentata var. variegata | (All.) Rchb.f. | synonym |
| Orchis scopolii | Timb.-Lagr. | synonym |
| Orchis tridentata var. parlatoris | (Tineo) Nyman | synonym |
| Orchis tridentata f. grandiflora | A.Terracc. | synonym |
| Orchis tridentata var. aetnensis | (Tineo) Nyman | synonym |
| Orchis parviflora | Ten. | ambiguous synonym |
| Orchis tridentata albiflora | Waisb. | synonym |
| Orchis tridentata f. albiflora | A.Terracc. | synonym |
| Orchis tephrosanthos | Vill. | synonym |
| Orchis simia | Vill. | ambiguous synonym |
| Orchis gussonei | Tod. | synonym |
| Orchis tridentata var. burnatii | Rouy | synonym |
| Orchis tridentata var. gussonei | (Tod.) Nyman | synonym |
| Orchis atlantica | Willd. | synonym |
| Orchis ecalcarata | Costa & Vayr. | synonym |
| Orchis imbecilla | Sol. ex Britten | synonym |
| Orchis secundiflora | Bertol. | synonym |
| Orchis maculata | (Desf.) Batt. | ambiguous synonym |
| Orchis ustulata var. ecalcarata | (Costa & Vayr.) Nyman | synonym |
| Orchis intacta | Link | synonym |
| Orchis sagittata | Munby | synonym |
| Orchis conica | Willd. | synonym |
| Orchis conica f. rosea | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis tridentata ssp. conica | (Willd.) O.Bolòs & Vigo | synonym |
| Orchis lactea ssp. broteroana | (Rivas Goday & Bellot) Rivas Goday | synonym |
| Orchis globosa | Brot. | ambiguous synonym |
| Orchis pusilla | D.Tyteca | synonym |
| Orchis conica f. gelpiana | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis conica var. ricardina | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis broteroana | Rivas Goday & Bellot | synonym |
| Orchis lactea ssp. conica | (Willd.) Kreutz | synonym |
| Orchis lactea var. conica | (Willd.) H.Baumann & R.Lorenz | synonym |
| Odontorchis conica | (Willd.) D.Tyteca & E.Klein | synonym |
| Odontorchis lactea | (Poir.) D.Tyteca & E.Klein | synonym |
| Orchis tridentata ssp. acuminata | (Desf.) Douin | synonym |
| Orchis tridentata var. acuminata | (Desf.) Rchb.f. | synonym |
| Orchis acuminata | Desf. | synonym |
| Orchis tridentata var. acuminata | (Desf.) Gren. & Godr. | synonym |
| Orchis tridentata var. tenoreana | (Guss.) Rchb.f. | synonym |
| Orchis lactea var. hanrici | (Hénon) Maire & Weiller | synonym |
| Orchis hanrii | Jord. | synonym |
| Orchis tridentata var. hanrici | (Hénon) Maire & Weiller | synonym |
| Orchis lactea | Poir. | synonym |
| Orchis tridentata ssp. lactea | (Poir.) K.Richt. | synonym |
| Orchis tenoreana | Guss. | synonym |
| Orchis tridentata ssp. hanrii | (Jord.) Rouy | synonym |
| Orchis lactea ssp. acuminata | (Desf.) Rivas Goday | synonym |
| Orchis tridentata f. tenoreana | (Guss.) Soó | synonym |
| Orchis lactea ssp. minuscula | A.Alibertis | synonym |
| Orchis tridentata var. hanrii | (Jord.) Sigunov | synonym |
| Orchis lactea ssp. corsica | (Viv.) Kreutz | synonym |
| Orchis hanrici | Hénon | synonym |
| Orchis tridentata var. lactea | (Poir.) Rchb.f. | synonym |
| Orchis corsica | Viv. | synonym |
| Orchis tridentata f. acuminata | (Desf.) Soó | synonym |
| Orchis variegata var. acuminata | (Desf.) Boiss. | synonym |
| Odontorchis ustulata | (L.) D.Tyteca & E.Klein | synonym |
| Orchis ustulata | L. | synonym |
| Orchis lactea var. ennensis | (Guss. ex Tineo) Nyman | synonym |
| Orchis tridentata ssp. commutata | (Tod.) Nyman | synonym |
| Odontorchis commutata | (Tod.) Devillers-Tersch. & Devillers | synonym |
| Orchis tridentata var. commutata | (Tod.) Rchb.f. | synonym |
| Orchis ennensis | Guss. ex Tineo | synonym |
| Orchis commutata | Tod. | synonym |
| Blumeorchis crochetii | (Guillaumin) Szlach. | synonym |
| Orchis depsata | Burm.f. | synonym |
| Orchis carnea | Aiton | synonym |
| Orchis foliacea | Burm.f. | synonym |
| Orchis cornuta | Houtt. | ambiguous synonym |
| Orchis calcarata | Burm.f. | synonym |
| Orchis bicornis | L. | ambiguous synonym |
| Orchis bicornis | Jacq. | ambiguous synonym |
| Orchis bicornis | L. | ambiguous synonym |
| Orchis ophioglossoides | Walter | synonym |
| Orchis stupratoria | Briq. | synonym |
| Orchis complicata | (E.G.Camus) Rouy | synonym |
| Orchis cordata | Willd. | synonym |
| Orchis diphylla | (Link) Samp. | synonym |
| Orchis cordifolia | Munby | synonym |
| Erythrorchis kuhlii | Rchb.f. | synonym |
| Oestlundorchis velata | (B.L.Rob. & Fernald) Szlach. | synonym |
| Oestlundorchis eriophora | (B.L.Rob. & Greenm.) Szlach. | synonym |
| Oestlundorchis nonantzin | (R.González ex McVaugh) Szlach. | synonym |
| Oestlundorchis pallens | Szlach. | synonym |
| Oestlundorchis obtecta | (C.Schweinf.) Szlach. | synonym |
| Oestlundorchis sheviakiana | Szlach. | synonym |
| Oestlundorchis rhombilabia | (Garay) Szlach. | synonym |
| Oestlundorchis rhombilabia ssp. tamayoi | Szlach. | synonym |
| Oestlundorchis velatoides | (Szlach.) Szlach. & R.González | synonym |
| Oestlundorchis falcata | (L.O.Williams) Szlach. | synonym |
| Oestlundorchis falcata ssp. velatoides | Szlach. | synonym |
| Oestlundorchis pseudopyramidalis | (L.O.Williams) Szlach. | synonym |
| Oestlundorchis chartacea | (L.O.Williams) Szlach. | synonym |
| Oestlundorchis hagsateri | Szlach. | synonym |
| Oestlundorchis hio | Szlach. | synonym |
| Oestlundorchis flavoferruginea | Szlach. | synonym |
| Oestlundorchis velutina | Szlach. | synonym |
| Orchis hircina | (L.) Crantz | synonym |
| Orchis longibracteata var. gallica | Lindl. | synonym |
| Orchis foliosa | Masson ex Ker Gawl. | ambiguous synonym |
| Orchis fragrans | Ten. | ambiguous synonym |
| Orchis longibracteata | Biv. | ambiguous synonym |
| Orchis longibracteata var. sicula | Lindl. | synonym |
| Orchis robertiana | Loisel. | synonym |
| Orchis karduchorum | (Bornm. & Kraenzl.) Schltr. | synonym |
| Orchis comperiana | Steven | synonym |
| Orchis comperiana f. karduchorum | (Bornm. & Kraenzl.) Soó | synonym |
| Orchis caprina | M.Bieb. | synonym |
| Orchis mutabilis | Steven | synonym |
| Orchis formosa | Steven | synonym |
| Aphyllorchis parviflora | King & Pantl. | synonym |
| Aphyllorchis pantlingii | W.W.Sm. | synonym |
| Diplandrorchis sinica | S.C.Chen | synonym |
| Orchis alpina | (L.) Scop. | ambiguous synonym |
| Orchis graminea | Crantz | synonym |
| Orchis uniflora | Roxb. | ambiguous synonym |
| Pseudorchis albida var. tricuspis | (Beck) Kreutz | synonym |
| Pseudorchis albida f. tricuspis | (Beck) Oddone | synonym |
| Pseudorchis albida ssp. tricuspis | (Beck) E.Klein | synonym |
| Leucorchis lucida | Fuss | synonym |
| Pseudorchis albida ssp. straminea | (Fernald) Á.Löve & D.Löve | synonym |
| Orchis alpina | (Ség.) Crantz | ambiguous synonym |
| Pseudorchis albida ssp. albida | synonym | |
| Leucorchis albida ssp. straminea | (Fernald) Á.Löve | synonym |
| Chamorchis albida | (L.) Dumort. | synonym |
| Pseudorchis alpina | Ség. | synonym |
| Leucorchis albida f. breviloba | (Schltr.) Soó | synonym |
| Orchis albida | (L.) Scop. | synonym |
| Pseudorchis tricuspis | (Beck) Landolt | synonym |
| Orchis parviflora | Poir. | ambiguous synonym |
| Leucorchis albida f. lucida | (Fuss) Soó | synonym |
| Leucorchis albida f. tricuspis | (Beck) Soó | synonym |
| Leucorchis albida f. subalpina | (Neuman) Soó | synonym |
| Leucorchis straminea | (Fernald) Á.Löve | synonym |
| Pseudorchis straminea | (Fernald) Soják | synonym |
| Leucorchis albida | (L.) E.Mey. | synonym |
| Pseudorchis albida f. straminea | (Fernald) O.Gruss & M.Wolff | synonym |
| Leucorchis albida var. tricuspis | (Beck) Schltr. | synonym |
| Leucorchis albida var. breviloba | Schltr. | synonym |
| Orchis patens var. fallax | (De Not.) Rchb.f. | synonym |
| Orchis brevicornis ssp. fallax | (De Not.) Nyman | synonym |
| Androrchis fallax | (De Not.) W.Foelsche & Jakely | synonym |
| Orchis brevicornis var. fallax | De Not. | synonym |
| Orchis mascula | Alsch. | ambiguous synonym |
| Orchis pseudopallens | Tod. | ambiguous synonym |
| Orchis olbiensis | Ardoino ex Moggr. | ambiguous synonym |
| Androrchis provincialis | (Balb. ex Lam. & DC.) D.Tyteca & E.Klein | synonym |
| Orchis provincialis var. yvesii | (Briq.) Rouy | synonym |
| Orchis pallens | Savi | ambiguous synonym |
| Orchis provincialis var. leucostachya | (Griseb.) Nyman | synonym |
| Orchis pauciflora var. pseudopallens | (Tod.) Nyman | synonym |
| Orchis provincialis subvar. yvesii | Briq. | synonym |
| Orchis morio var. provincialis | (Balb. ex Lam. & DC.) Pollini | synonym |
| Orchis provincialis var. cyrnaea | (Briq.) Rouy | synonym |
| Orchis pallens ssp. provincialis | (Balb. ex Lam. & DC.) Bonnier & Layens | synonym |
| Orchis provincialis var. variegata | Chabert | synonym |
| Androrchis provincialis var. variegata | (Chabert) W.Foelsche & Jakely | synonym |
| Orchis leucostachya | Griseb. | synonym |
| Orchis cyrilli | Ten. | synonym |
| Orchis provincialis var. rubra | Chabert | synonym |
| Androrchis provincialis var. rubra | (Chabert) W.Foelsche & Jakely | synonym |
| Orchis provincialis subvar. cyrnaea | Briq. | synonym |
| Orchis bingoelensis | Yıld. & Kılıç | synonym |
| Orchis steveniana | Compère ex Lév. | synonym |
| Orchis punctulata ssp. sepulchralis | (Rchb.f.) Soó | synonym |
| Orchis punctulata ssp. schelkownikowii | (Woronow) Soó | synonym |
| Orchis schelkownikowii | Woronow | synonym |
| Orchis sepulchralis | (Rchb.f.) Boiss. & Heldr. | synonym |
| Orchis punctulata var. sepulchralis | Rchb.f. | synonym |
| Orchis pauciflora f. rubra | Chabert | synonym |
| Orchis patens var. fontanesii | Rchb.f. | synonym |
| Orchis patens var. brevicornis | (Viv.) Rchb.f. | synonym |
| Orchis panormitana | Tineo | synonym |
| Orchis brevicornis var. panormitana | (Tineo) Nyman | synonym |
| Androrchis patens | (Desf.) D.Tyteca & E.Klein | synonym |
| Orchis patens ssp. brevicornis | (Viv.) K.Richt. | synonym |
| Orchis brevicornis | Viv. | synonym |
| Orchis militaris adenocheila | (Czerniak.) Hautz. | synonym |
| Orchis punctulata ssp. adenocheila | (Czerniak.) Aver. | synonym |
| Androrchis brancifortii | (Biv.) D.Tyteca & E.Klein | synonym |
| Orchis quadripunctata f. brancifortii | (Biv.) Soó | synonym |
| Orchis quadripunctata obscura | K.Malý | synonym |
| Orchis brancifortii f. maculata | J.Baláz & M.Baláz | synonym |
| Orchis quadripunctata ssp. brancifortii | (Biv.) E.G.Camus | synonym |
| Orchis mascula ssp. ichnusae | Corrias | accepted |
| Orchis mascula ssp. lapalmensis | Leibbach & Ruedi Peter | accepted |
| Orchis mascula ssp. scopulorum | (Summerh.) H.Sund. ex H.Kretzschmar, Eccarius & H.Dietr. | accepted |
| Orchis mascula ssp. laxifloriformis | Rivas Goday & B.Rodr. | accepted |
| Orchis mascula ssp. speciosa | (Mutel) Hegi | accepted |
| Orchis mascula ssp. mascula | accepted | |
| Orchis rectiflorus | St.-Lag. | synonym |
| Androrchis mascula | (L.) D.Tyteca & E.Klein | synonym |
| Orchis morio var. mascula | L. | synonym |
| Orchis longicruris | Link | synonym |
| Orchis longicruris var. breviloba | Halácsy | synonym |
| Orchis purpurea ssp. stenoloba | (Coss. & Germ.) K.Richt. | synonym |
| Orchis fusca var. stenoloba | Coss. & Germ. | synonym |
| Orchis italica var. fontinalis | F.M.Vázquez | synonym |
| Orchis italica f. albiflora | Nicora ex Fiori & Paol. | synonym |
| Orchis longicruris ssp. longipenis | Font Quer & P.Palau | synonym |
| Orchis welwitschii | Rchb.f. | synonym |
| Orchis tephrosanthos var. undulatifolia | (Biv.) Ker Gawl. | synonym |
| Orchis italica f. breviloba | Halácsy | synonym |
| Orchis simia var. undulatifolia | (Biv.) Webb | synonym |
| Orchis italica maculata | Soó | synonym |
| Orchis italica sepalinus | Garrote, Concepción & F.M.Vázquez | synonym |
| Orchis purpurea var. stenoloba | (Coss. & Germ.) Rchb.f. | synonym |
| Orchis undulatifolia | Biv. | synonym |
| Orchis militaris | Poir. | misapplied |
| Orchis simia var. beyrichii | Rchb.f. | synonym |
| Orchis spitzelii ssp. nitidifolia | (W.P.Teschner) Soó | accepted |
| Orchis spitzelii ssp. spitzelii | accepted | |
| Orchis spitzelii ssp. cazorlensis | (Lacaita) D.Rivera & Lopez Velez | accepted |
| Orchis patens var. spitzelii | (Saut. ex W.D.J.Koch) Fiori & Paol. | synonym |
| Orchis patens ssp. spitzelii | (Saut. ex W.D.J.Koch) Á.Löve & Kjellq. | synonym |
| Androrchis spitzelii | (Saut. ex W.D.J.Koch) D.Tyteca & E.Klein | synonym |
| Orchis anatolica ssp. troodi | (Renz) Renz | synonym |
| Orchis anatolica var. taurica | Rchb.f. | synonym |
| Orchis anatolica subvar. taurica | (Rchb.f.) E.G.Camus | synonym |
| Orchis quadripunctata ssp. anatolica | (Boiss.) Asch. & Graebn. | synonym |
| Orchis anatolica var. troodi | Renz | synonym |
| Orchis troodi | (Renz) P.Delforge | synonym |
| Orchis anatolica var. kochii | Boiss. | synonym |
| Androrchis troodi | (Renz) D.Tyteca & E.Klein | synonym |
| Orchis anatolica f. rariflora | (K.Koch) Soó | synonym |
| Androrchis anatolica | (Boiss.) D.Tyteca & E.Klein | synonym |
| Orchis rariflora | K.Koch | synonym |
| Orchis anthropophora var. flavescens | (W.Zimm. ex Asch. & Graebn.) Serra & López Esp. | synonym |
| Orchis quadripunctata albiflora | Soó | synonym |
| Orchis nicodemii | Sieber ex Steud. | synonym |
| Orchis bipunctata | Raf. | synonym |
| Orchis quadripunctata f. albiflora | (Soó) De Langhe & D'hose | synonym |
| Orchis trichocera | Brongn. | synonym |
| Orchis hostii | Tratt. | synonym |
| Orchis quadripunctata var. macrochila | Halácsy | synonym |
| Androrchis quadripunctata | (Cirillo ex Ten.) D.Tyteca & E.Klein | synonym |
| Orchis cupanii | Tod. | synonym |
| Orchis militaris ssp. stevenii | (Rchb.f.) B.Baumann, H.Baumann, R.Lorenz & Ruedi Peter | accepted |
| Orchis militaris ssp. militaris | accepted | |
| Orchis tephrosanthos var. militaris | (L.) Loisel. | synonym |
| Orchis anatolica ssp. sitiaca | Renz | synonym |
| Androrchis sitiaca | (Renz) D.Tyteca & E.Klein | synonym |
| Orchis anatolica ssp. sezikiana | (B.Baumann & H.Baumann) Kreutz | synonym |
| Orchis quadripunctata ssp. sezikiana | (B.Baumann & H.Baumann) H.Baumann & R.Lorenz | synonym |
| Orchis palustris var. dolicheilos | Döll | synonym |
| Androrchis blidana | (B.Baumann & H.Baumann) W.Foelsche & Jakely | synonym |
| Orchis pauciflora ssp. laeta | (Steinh.) Kreutz | synonym |
| Androrchis pauciflora ssp. laeta | (Steinh.) Véla, Rebbas & R.Martin | synonym |
| Orchis blidana | B.Baumann & H.Baumann | synonym |
| Androrchis laeta | (Steinh.) D.Tyteca & E.Klein | synonym |
| Orchis provincialis var. laeta | (Steinh.) Maire & Weiller | synonym |
| Orchis longicruris ssp. bivonae | (Tod.) Nyman | synonym |
| Orchis sulphurea | Sims | ambiguous synonym |
| Orchis pallens var. pseudopallens | Rchb.f. | synonym |
| Orchis pseudopallens | K.Koch | ambiguous synonym |
| Androrchis pallens | (L.) D.Tyteca & E.Klein | synonym |
| Orchis mascula ssp. olbiensis | (Reut. ex Gren.) Asch. & Graebn. | synonym |
| Orchis mascula olbiensis | (Reut. ex Gren.) Rouy | synonym |
| Orchis olbiensis f. nivea | F.M.Vázquez | synonym |
| Orchis olivetorum | Gren. | synonym |
| Orchis mascula var. olbiensis | (Reut. ex Gren.) Nyman | synonym |
| Androrchis olbiensis | (Reut. ex Gren.) D.Tyteca & E.Klein | synonym |
| Orchis patens ssp. canariensis | (Lindl.) Asch. & Graebn. | synonym |
| Androrchis canariensis | (Lindl.) D.Tyteca & E.Klein | synonym |
| Orchis patens var. canariensis | (Lindl.) Rchb.f. | synonym |
| Orchis militaris var. hybrida | Lindl. | synonym |
| Orchis jacquinii var. media | Rouy | synonym |
| Orchis jacquinii var. godronii | Rouy | synonym |
| Orchis fuchsii var. stenoloba | Coss. & Germ. | synonym |
| Orchis jacquinii var. timbalii | Rouy | synonym |
| Orchis punctulata var. galilaea | Bornm. & M.Schulze | synonym |
| Orchis punctulata ssp. galilaea | (Bornm. & M.Schulze) Soó | synonym |
| Orchis militaris var. simia | (Lam.) Gaudin | synonym |
| Orchis simia ssp. simia | synonym | |
| Orchis simia f. rotundilobus | Cortesi | synonym |
| Orchis simia var. cercopitheca | (Poir.) Georgi | synonym |
| Orchis simia var. brevidens | Rouy | synonym |
| Orchis simia var. laxiflora | Boiss. | synonym |
| Orchis smithii | Sweet | synonym |
| Orchis linearis | Tourlet | synonym |
| Orchis simia var. alba | St.-Lag. | synonym |
| Orchis simia ssp. taubertiana | (B.Baumann & H.Baumann) Kreutz | synonym |
| Orchis tephrosanthos var. cercopitheca | (Poir.) Mérat | synonym |
| Orchis militaris var. laxiflora | Boiss. | synonym |
| Orchis militaris | Sm. | misapplied |
| Orchis cercopitheca | Poir. | synonym |
| Orchis zoophora | Thuill. | synonym |
| Orchis militaris ssp. simia | (Lam.) Bonnier & Layens | synonym |
| Orchis taubertiana | B.Baumann & H.Baumann | synonym |
| Orchis simia brevidens | Rouy | synonym |
| Androrchis pauciflora | (Ten.) D.Tyteca & E.Klein | synonym |
| Orchis provincialis ssp. pauciflora | (Ten.) Lindl. | synonym |
| Orchis provincialis pauciflora | (Ten.) Rouy | synonym |
| Orchis provincialis var. humilior | Puccin. | synonym |
| Orchis provincialis var. pauciflora | (Ten.) Lindl. | synonym |
| Orchis purpurea ssp. purpurea | accepted | |
| Orchis purpurea ssp. caucasica | (Regel) B.Baumann, H.Baumann, R.Lorenz & Ruedi Peter | accepted |
| Orchis militaris ssp. purpurea | (Huds.) Bonnier & Layens | synonym |
| Orchis purpurea f. vulgaris | Leimbach | synonym |
| Orchis militaris var. purpurea | (Huds.) Huds. | synonym |
| Coccineorchis corymbosa | (Kraenzl.) Schltr. | synonym |
| Oreorchis unguiculata | Finet | synonym |
| Cyrtorchis angustifolia | (De Wild.) Schltr. | synonym |
| Cyrtorchis subcylindrifolia | (De Wild.) Schltr. | synonym |
| Cyrtorchis brownii var. guillaumetii | Pérez-Vera | synonym |
| Cyrtorchis latibracteata | (De Wild.) Schltr. | synonym |
| Cyrtorchis praetermissa ssp. praetermissa | accepted | |
| Cyrtorchis praetermissa ssp. zuluensis | (E.R.Harrison) H.P.Linder | accepted |
| Cyrtorchis droogmansiana | (De Wild.) Schltr. | synonym |
| Cyrtorchis crenata | (Rchb.f. ex B.S.Williams) Garay | synonym |
| Cyrtorchis arcuata ssp. arcuata | accepted | |
| Cyrtorchis arcuata ssp. whytei | (Rolfe) Summerh. | accepted |
| Cyrtorchis buchholziana | (Kraenzl.) Schltr. | synonym |
| Cyrtorchis belloneorum | Chiron | synonym |
| Cyrtorchis hookeri | (Rolfe) Schltr. | synonym |
| Cyrtorchis bistorta | (Rolfe) Schltr. | synonym |
| Cyrtorchis ealaensis | (De Wild.) Schltr. | synonym |
| Cyrtorchis helicocalcar | Bellone | synonym |
| Cheirorchis breviscapa | Carr | synonym |
| Cheirorchis major | Carr | synonym |
| Cheirorchis filiformis | (Hook.f.) Carr | synonym |
| Cheirorchis fulgens | (Ridl.) Carr | synonym |
| Cheirorchis pulverulenta | Carr | synonym |
| Orchis vomeracea | Burm.f. | synonym |
| Orchis lingua | All. | ambiguous synonym |
| Orchis lingua | (L.) Scop. | ambiguous synonym |
| Orchis satyrioides | L. | ambiguous synonym |
| Orchis flexicaulis | L.f. | synonym |
| Orchis biflora | L. | synonym |
| Orchis spathulata | L.f. | ambiguous synonym |
| Orchis tenella | L.f. | synonym |
| Orchis cornuta | L. | ambiguous synonym |
| Orchis undulata | Poir. | synonym |
| Orchis flexuosa | L. | synonym |
| Orchis filicornis | L.f. | ambiguous synonym |
| Orchis barbata | L.f. | synonym |
| Orchis sagittalis | L.f. | synonym |
| Orchis tripetaloides | L.f. | synonym |
| Orchis draconis | L.f. | synonym |
| Octandrorchis leptophylla | (Barb.Rodr.) Brieger | synonym |
| Yunorchis pingbianensis | Z.J.Liu, G.Q.Zhang & M.He Li | synonym |
| Cydoniorchis tetragona | (Lindl.) Senghas | synonym |
| Hylaeorchis petiolaris | (Schltr.) Carnevali & G.A.Romero | synonym |
| Cydoniorchis wittigii | (Rchb.f.) Senghas | synonym |
| Calorchis phaenoleuca | Barb.Rodr. | synonym |
| Andinorchis heteroclita | (Poepp. & Endl.) Szlach., Mytnik & Górniak | synonym |
| Andinorchis klugii | (C.Schweinf.) Szlach., Mytnik & Górniak | synonym |
| Stictophyllorchis peruviana | D.E.Benn. & Christenson | synonym |
| Stictophyllorchis pygmaea | (Cogn.) Dodson & Carnevali | synonym |
| Orchis ventricosa | (Vell.) Steud. | synonym |
| Mystacorchis mystax | (Luer) Szlach. & Marg. | synonym |
| Leucorchis micradenia | (Rchb.f.) Benth. & Hook.f. ex Drake | synonym |
| Leucorchis minuta | (Wight) Blume | synonym |
| Leucorchis sylvatica | Blume | synonym |
| Chamaeleorchis warszewiczii | (Rchb.f.) Senghas & Lückel | synonym |
| Vitekorchis lepida | (Linden & Rchb.f.) Romowicz & Szlach. | synonym |
| Vitekorchis buchtienii | (Schltr.) Romowicz & Szlach. | synonym |
| Vitekorchis platychila | (Schltr.) Romowicz & Szlach. | synonym |
| Vitekorchis obryzata | (Rchb.f. & Warsz.) Romowicz & Szlach. | synonym |
| Vitekorchis klotzschiana | (Rchb.f.) Romowicz & Szlach. | synonym |
| Vitekorchis boothiana | (Rchb.f.) Romowicz & Szlach. | synonym |
| Vitekorchis iricolor | (Rchb.f.) Romowicz & Szlach. | synonym |
| Orchis styllomisantha | Vell. | synonym |
| Gastrorchis lutea | (Ursch & Toill.-Gen. ex Bosser) Senghas | synonym |
| Gastrorchis peyrotii | (Bosser) Senghas | synonym |
| Gastrorchis lateriscapa | (Guillaumin) Aver. | synonym |
| Gastrorchis gracilis | (Lindl.) Aver. | synonym |
| Orchis triplicata | P.Willemet | synonym |
| Gastrorchis simulans | (Rolfe) Schltr. | synonym |
| Gastrorchis steinhardtiana | Senghas | synonym |
| Gastrorchis pulchra var. perrieri | (Bosser) Bosser & P.J.Cribb | synonym |
| Gastrorchis pulchra | Humbert & H.Perrier | synonym |
| Gastrorchis humblotii var. schlechteri | (H.Perrier) Senghas ex Bosser & P.J.Cribb | synonym |
| Gastrorchis schlechteri | H.Perrier | synonym |
| Gastrorchis humblotii var. rubra | (Bosser) Bosser & P.J.Cribb | synonym |
| Gastrorchis humblotii | (Rchb.f.) Schltr. | synonym |
| Gastrorchis francoisii | Schltr. | synonym |
| Gastrorchis tuberculosa | (Thouars) Schltr. | synonym |
| Gastrorchis villosa | (Thouars) J.V.Stone & P.J.Cribb | synonym |
| Gastrorchis lutea ssp. longibracteata | (S.Moore) P.Bernet | synonym |
| Erythrorchis aphylla | F.Muell. | synonym |
| Erythrorchis ochobiensis | (Hayata) Garay | synonym |
| Haematorchis altissima | (Blume) Blume | synonym |
| Erythrorchis lindleyana | (Hook.f. & Thomson) Rchb.f. | synonym |
| Monorchis monophylla | (D.Don) O.Schwarz | synonym |
| Frigidorchis humidicola | (K.Y.Lang & D.S.Deng) Z.J.Liu & S.C.Chen | synonym |
| Monorchis ophioglossoides | (Schltr.) O.Schwarz | synonym |
| Monorchis biporosa | (Maxim.) O.Schwarz | synonym |
| Monorchis minutiflora | (Schltr.) O.Schwarz | synonym |
| Monorchis angustifolia | (Lindl.) O.Schwarz | synonym |
| Monorchis pugioniformis | (Lindl. ex Hook.f.) O.Schwarz | synonym |
| Monorchis mackinonii | (Duthie) O.Schwarz | synonym |
| Monorchis alaschanica | (Maxim.) O.Schwarz | synonym |
| Monorchis yunnanensis | (Rolfe) O.Schwarz | synonym |
| Monorchis fallax | (Lindl.) O.Schwarz | synonym |
| Monorchis quinqueloba | (King & Pantl.) O.Schwarz | synonym |
| Monorchis neotineoides | (Ames & Schltr.) O.Schwarz | synonym |
| Monorchis gracilis | (King & Pantl.) O.Schwarz | synonym |
| Satyrium monorchis | (L.) Pers. | synonym |
| Orchis herminium | Gren. | synonym |
| Epipactis monorchis | (L.) F.W.Schmidt | synonym |
| Orchis monorchis | (L.) Crantz | synonym |
| Monorchis herminium | O.Schwarz | synonym |
| Ophrys monorchis | L. | synonym |
| Ophrys triorchis | St.-Lag. | synonym |
| Arachnites monorchis | (L.) Hoffm. | synonym |
| Monorchis ecalcarata | (Finet) O.Schwarz | synonym |
| Monorchis coiloglossa | (Schltr.) O.Schwarz | synonym |
| Monorchis josephi | (Rchb.f.) O.Schwarz | synonym |
| Monorchis duthiei | (Hook.f.) O.Schwarz | synonym |
| Monorchis forrestii | (Schltr.) O.Schwarz | synonym |
| Monorchis souliei | (Finet) O.Schwarz | synonym |
| Monorchis limprichtii | (Schltr.) O.Schwarz | synonym |
| Monorchis coeloceras | (Finet) O.Schwarz | synonym |
| Monorchis teniana | (Kraenzl.) O.Schwarz | synonym |
| Monorchis jaffreyana | (King & Pantl.) O.Schwarz | synonym |
| Kalimantanorchis nagamasui | Tsukaya, M.Nakaj. & H.Okada | synonym |
| Muluorchis ramosa | J.J.Wood | synonym |
| Gunnarorchis perpusilla | (C.S.P.Parish & Rchb.f.) Brieger | synonym |
| Orchis mauritiana | Poir. | ambiguous synonym |
| Ctenorchis pectinata | (Thouars) K.Schum. | synonym |
| Ypsilorchis fissipetala | (Finet) Z.J.Liu, S.C.Chen & L.J.Chen | synonym |
| Orchis loeselii | (L.) MacMill. | synonym |
| Pseudorchis loeselii | (L.) Gray | synonym |
| Orchis plantaginea | (L.) Sw. | ambiguous synonym |
| Orchis hirtella | (Sw.) Sw. | synonym |
| Orchis holosericea | Burm.f. | synonym |
| Orchis pseudoapifera | Caldesi | synonym |
| Orchis arachnites | (L.) Scop. | synonym |
| Orchis apifera | (Huds.) Salisb. | synonym |
| Orchis insectifera | (L.) Crantz | synonym |
| Nipponorchis falcata | (Thunb.) Masam. | synonym |
| Orchis falcata | Thunb. | synonym |
| Cyrtorchis refracta | (Kraenzl.) Schltr. | synonym |
| Cyrtorchis cufodontii | Chiov. | synonym |
| Seidenforchis klimkoana | (Marg.) Marg. | synonym |
| Seidenforchis propinqua | (Ames) Marg. | synonym |
| Microstylis chamaeorchis | Schltr. | synonym |
| Glossochilopsis chamaeorchis | (Schltr.) Szlach. | synonym |
| Malaxis chamaeorchis | (Schltr.) Seidenf. | synonym |
| Seidenforchis mackinnonii | (Duthie) Marg. | synonym |
| Distichorchis pachyantha | (Schltr.) M.A.Clem. | synonym |
| Distichorchis cerina | M.A.Clem. & D.L.Jones | synonym |
| Distichorchis xanthophaea | (Schltr.) M.A.Clem. | synonym |
| Distichorchis siberutensis | (J.J.Sm.) M.A.Clem. | synonym |
| Hibiscorchis cinnabarina | (Rchb.f.) Archila & Vinc.Bertolini | synonym |
| Distichorchis piranha | (C.L.Chan & P.J.Cribb) M.A.Clem. & D.L.Jones | synonym |
| Distichorchis rupicola | (Ridl.) M.A.Clem. | synonym |
| Cannaeorchis sarcochilus | (Finet) M.A.Clem. & D.L.Jones | synonym |
| Distichorchis igneonivea | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis angusta | (Quisumb.) M.A.Clem. | synonym |
| Distichorchis uniflora | (Griff.) M.A.Clem. | synonym |
| Distichorchis elephantina | (Finet) M.A.Clem. | synonym |
| Distichorchis quadrisulcata | (J.J.Sm.) M.A.Clem. | synonym |
| Cannaeorchis verrucifera | (Rchb.f.) M.A.Clem. & D.L.Jones | synonym |
| Distichorchis bihamulata | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis kenepaiensis | (J.J.Sm.) M.A.Clem. | synonym |
| Cannaeorchis fractiflexa | (Finet) M.A.Clem. & D.L.Jones | synonym |
| Latourorchis leucohybos | (Schltr.) Brieger | synonym |
| Distichorchis dissitifolia | (Ridl.) M.A.Clem. | synonym |
| Distichorchis revoluta | (Lindl.) M.A.Clem. | synonym |
| Distichorchis metachilina | (Rchb.f.) M.A.Clem. | synonym |
| Distichorchis connata | (Blume) M.A.Clem. | synonym |
| Distichorchis torquisepala | (Kraenzl.) M.A.Clem. | synonym |
| Latourorchis atroviolacea | (Rolfe) Brieger | synonym |
| Distichorchis hepatica | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis pluricostata | (Schltr.) M.A.Clem. | synonym |
| Distichorchis multicostata | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis moquetteana | (J.J.Sm.) M.A.Clem. | synonym |
| Cannaeorchis vandifolia | (Finet) M.A.Clem. & D.L.Jones | synonym |
| Distichorchis lambii | (J.J.Wood) M.A.Clem. | synonym |
| Distichorchis spathipetala | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis angustipetala | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis pandaneti | (Ridl.) M.A.Clem. | synonym |
| Australorchis monophylla | (F.Muell.) Brieger | synonym |
| Distichorchis lamriana | (C.L.Chan) M.A.Clem. | synonym |
| Distichorchis ovatifolia | (Ridl.) M.A.Clem. | synonym |
| Latourorchis alexandrae | (Schltr.) Brieger | synonym |
| Distichorchis melanotricha | (Schltr.) M.A.Clem. | synonym |
| Distichorchis striatiflora | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis olivacea | (J.J.Sm.) M.A.Clem. | synonym |
| Cannaeorchis steatoglossa | (Rchb.f.) M.A.Clem. & D.L.Jones | synonym |
| Cannaeorchis polycladium | (Rchb.f.) M.A.Clem. & D.L.Jones | synonym |
| Australorchis carrii | (Rupp & C.T.White) D.L.Jones & M.A.Clem. | synonym |
| Australorchis schneiderae | (F.M.Bailey) Brieger | synonym |
| Distichorchis nabawanensis | (J.J.Wood & A.Lamb) M.A.Clem. | synonym |
| Distichorchis mellicolor | (J.J.Sm.) M.A.Clem. | synonym |
| Latourorchis forbesii | (Ridl.) Brieger | synonym |
| Distichorchis maraiparensis | (J.J.Wood & C.L.Chan) M.A.Clem. | synonym |
| Distichorchis ellipsophylla | (Tang & F.T.Wang) M.A.Clem. | synonym |
| Cannaeorchis cymatoleguum | (Schltr.) M.A.Clem. & D.L.Jones | synonym |
| Latourorchis spectabilis | (Blume) Brieger | synonym |
| Distichorchis sandsii | (J.J.Wood & C.L.Chan) M.A.Clem. | synonym |
| Distichorchis refracta | (Teijsm. & Binn.) M.A.Clem. | synonym |
| Latourorchis macrophylla | (A.Rich.) Brieger | synonym |
| Distichorchis osmophytopsis | (Kraenzl.) M.A.Clem. | synonym |
| Cannaeorchis deplanchei | (Rchb.f.) M.A.Clem. & D.L.Jones | synonym |
| Orchis picta | Reinw. ex Lindl. | ambiguous synonym |
| Georchis subregularis | Rchb.f. | synonym |
| Orchis incarnata var. genevensis | Klinge ex Schulze | synonym |
| Orchis francis-drucei | Wilmott | synonym |
| Orchis angustifolia var. caucasica | (Klinge) E.G.Camus | synonym |
| Orchis euxina | Nevski | synonym |
| Orchis caucasica var. markowitschii | Soó | synonym |
| Orchis caucasica | (Klinge) Medw. | ambiguous synonym |
| Orchis cordigera var. caucasica | (Klinge) Klinge | synonym |
| Orchis monticola ssp. caucasica | Klinge | synonym |
| Orchis pontica | H.Fleischm. & Hand.-Mazz. | synonym |
| Orchis urvilleana | Steud. | synonym |
| Orchis basilica ssp. cartaliniae | Klinge | synonym |
| Orchis lancibracteata | K.Koch | synonym |
| Orchis saccata | d'Urv. | ambiguous synonym |
| Orchis amblyoloba | Nevski | synonym |
| Orchis maculata var. pontica | (H.Fleischm. & Hand.-Mazz.) Soó | synonym |
| Orchis cartaliniae | (Klinge) Medw. | synonym |
| Orchis affinis | K.Koch | synonym |
| Orchis maculata ssp. lancibracteata | (K.Koch) Soó | synonym |
| Orchis triphylla | K.Koch | ambiguous synonym |
| Orchis maculata var. broteri | Sommier & Levier | synonym |
| Orchis maculata var. cartaliniae | (Klinge) Schltr. | synonym |
| Orchis aristata f. perbracteata | Lepage | synonym |
| Orchis aristata var. maculata | Makino | synonym |
| Orchis beeringiana | (Cham.) Kudô | synonym |
| Orchis latifolia var. beeringiana | Cham. | synonym |
| Orchis aristata f. punctata | Tatew. | synonym |
| Orchis aristata | Fisch. ex Lindl. | synonym |
| Orchis aristata var. immaculata | Makino | synonym |
| Orchis aristata var. albiflora | Koidz. | synonym |
| Orchis graggeriana | Soó | synonym |
| Orchis leptophylla | K.Koch | synonym |
| Orchis leptophylla var. longifolia | K.Koch | synonym |
| Dactylorchis iberica | (M.Bieb. ex Willd.) Verm. | synonym |
| Orchis iberica | M.Bieb. ex Willd. | synonym |
| Orchis iberica var. longifolia | (K.Koch) Rchb.f. | synonym |
| Orchis leptophylla var. laxa | K.Koch | synonym |
| Orchis angustifolia var. longifolia | (K.Koch) Rchb.f. | synonym |
| Orchis iberica var. fraasii | Rchb.f. | synonym |
| Orchis iberica var. stevenii | Rchb.f. | synonym |
| Orchis angustifolia var. fraasii | Rchb.f. | synonym |
| Orchis angustifolia var. stevenii | Rchb.f. | synonym |
| Orchis angustifolia | M.Bieb. | ambiguous synonym |
| Orchis natolica | Fisch. & C.A.Mey. | synonym |
| Orchis iberica f. leptophylla | E.G.Camus | synonym |
| Orchis lutea | Dulac | synonym |
| Orchis sambucina var. hungarica | (Soó) A.Camus | synonym |
| Orchis sambucina subregalis | Soó | synonym |
| Orchis sambucina f. obovata | W.Zimm. | synonym |
| Orchis sambucina var. rubriflora | St.-Lag. | synonym |
| Orchis pseudosambucina var. fasciculata | (Tineo) Rchb.f. | synonym |
| Orchis guffroyi | P.Fourn. | synonym |
| Orchis sambucina var. barlae | Rouy | synonym |
| Orchis sambucina var. bracteata | (M.Schulze) Harz | synonym |
| Orchis sambucina hybrida | W.Zimm. | synonym |
| Orchis sambucina laurentina | (R.Bolòs ex Vayr.) Willk. | synonym |
| Orchis schleicheri | Sweet | synonym |
| Orchis salina | Fronius | ambiguous synonym |
| Orchis sambucina luteopurpurea | (Rouy) G.Keller & Soó | synonym |
| Orchis sambucina var. rubra | Winterl | synonym |
| Orchis incarnata | Willd. | ambiguous synonym |
| Orchis sambucina var. purpurascens | R.Hinterh. & J.Hinterh. | synonym |
| Orchis sambucina | L. | ambiguous synonym |
| Orchis incarnata var. sambucina | (L.) Lapeyr. ex Bubani | synonym |
| Orchis pallens | Moritzi | misapplied |
| Orchis sambucina var. robusta | Neuman | synonym |
| Orchis sambucina f. purpurea | (W.D.J.Koch) Neuman | synonym |
| Orchis sambucina var. lutea | E.G.Camus | synonym |
| Orchis sambucina var. incarnata | Wahlenb. | synonym |
| Orchis sambucina var. purpurea | W.D.J.Koch | synonym |
| Orchis sambucina var. candida | St.-Lag. | synonym |
| Orchis sambucina f. lanceolata | W.Zimm. | synonym |
| Orchis sambucina var. laurentina | (R.Bolòs ex Vayr.) Willk. | synonym |
| Dactylorchis sambucina | (L.) Verm. | synonym |
| Orchis sambucina f. bracteata | M.Schulze | synonym |
| Orchis sambucina subvar. luteopurpurea | Rouy | synonym |
| Orchis sambucina lutea | W.Zimm. | synonym |
| Orchis sambucina ssp. laurentina | (R.Bolòs ex Vayr.) Willk. | synonym |
| Orchis sambucina incarnata | (Wahlenb.) Soó | synonym |
| Orchis sambucina rubra | (Winterl) Soó | synonym |
| Orchis saccata | Rchb. | ambiguous synonym |
| Orchis sambucina f. hungarica | Soó | synonym |
| Orchis sambucina f. laurentina | (R.Bolòs ex Vayr.) Soó | synonym |
| Orchis maculata ssp. sambucina | (L.) Bonnier & Layens | synonym |
| Orchis fasciculata | Tineo | synonym |
| Orchis sambucina f. tripartita | A.Fuchs | synonym |
| Orchis sambucina f. rubrobracteata | Harz | synonym |
| Orchis laurentina | R.Bolòs ex Vayr. | synonym |
| Orchis sambucina subvar. purpurea | (W.D.J.Koch) Rouy | synonym |
| Orchis sambucina ssp. asturica | Gand. | synonym |
| Orchis maculata | L. | ambiguous synonym |
| Orchis basilica | L. ex Klinge | synonym |
| Orchis basilica ssp. maculata | (L.) Klinge | synonym |
| Dactylorchis maculata | (L.) Verm. | synonym |
| Orchis viridis | (L.) Crantz | synonym |
| Chamorchis viridis | (L.) Dumort. | synonym |
| Orchis incarnata hybrida | Höppner | synonym |
| Orchis gervasiana | Tod. | synonym |
| Orchis maculata var. gervasiana | (Tod.) Nyman | synonym |
| Orchis magna | Czerniak. | synonym |
| Orchis hatagirea var. schlaginweitii | Soó | synonym |
| Orchis hatagirea | D.Don | synonym |
| Orchis hatagirea var. doniana | Soó | synonym |
| Orchis latifolia var. indica | Lindl. | synonym |
| Orchis maderensis | Summerh. | synonym |
| Orchis incarnata var. foliosa | Rchb.f. | synonym |
| Orchis latifolia var. foliosa | (Rchb.f.) Rouy | synonym |
| Dactylorchis orientalis ssp. foliosa | (Rchb.f.) Klinge | synonym |
| Dactylorchis foliosa | (Rchb.f.) Verm. | synonym |
| Orchis orientalis ssp. foliosa | (Rchb.f.) Klinge | synonym |
| Orchis foliosa | Sol. ex Lowe | ambiguous synonym |
| Orchis scampstonii | Druce | synonym |
| Dactylorchis romana | (Sebast.) Verm. | synonym |
| Orchis romana | Sebast. | synonym |
| Dactylorchis purpurella | (T.Stephenson & T.A.Stephenson) Verm. | synonym |
| Orchis purpurella | T.Stephenson & T.A.Stephenson | synonym |
| Orchis insularis | Sommier | synonym |
| Orchis pseudosambucina ssp. castellana | Rivas Goday | synonym |
| Orchis romana var. insularis | (Sommier) E.G.Camus | synonym |
| Orchis romana var. castellana | Rivas Goday | synonym |
| Orchis sambucina insularis | (Sommier) Rouy | synonym |
| Orchis sambucina var. castellana | Rivas Goday | synonym |
| Orchis sambucina var. insularis | (Sommier) Fiori | synonym |
| Orchis sulphurea ssp. castellana | (Rivas Goday) Rivas Goday | synonym |
| Orchis sambucina ssp. insularis | (Sommier) Briq. | synonym |
| Orchis elata ssp. sesquipedalis | (Willd.) P.Fourn. | synonym |
| Orchis elata f. leucantha | Maire & Weiller | synonym |
| Orchis elata f. willdenowiana | Soó | synonym |
| Orchis incarnata ssp. sesquipedalis | (Willd.) E.G.Camus | synonym |
| Orchis latifolia var. ambigua | (J.A.Guim.) Rouy | synonym |
| Orchis latifolia ssp. elata | (Poir.) Maire | synonym |
| Orchis elata var. sesquipedalis | (Willd.) Schltr. | synonym |
| Orchis orientalis ssp. africana | Klinge | synonym |
| Orchis sesquipedalis var. angustifolia | Samp. | misapplied |
| Orchis latifolia var. corsica | E.Rev. ex E.G.Camus | synonym |
| Orchis incarnata var. durandii | (Boiss. & Reut.) Willk. | synonym |
| Orchis latifolia var. durandii | (Boiss. & Reut.) Ball | synonym |
| Orchis elata f. klingeana | Soó | synonym |
| Orchis elata subvar. stephensonii | Maire & Weiller | synonym |
| Orchis elata ssp. sesquipedalis | (Willd.) Soó | synonym |
| Dactylorchis sesquipedalis | (Willd.) Verm. | synonym |
| Orchis sesquipedalis var. corsica | (E.Rev. ex E.G.Camus) Briq. | synonym |
| Orchis elata var. munbyana | (Boiss. & Reut.) Soó | synonym |
| Orchis elata f. peltieri | Soó | synonym |
| Orchis sesquipedalis var. algerica | (Rchb.f.) Briq. | synonym |
| Orchis elata var. algerica | (Rchb.f.) Maire & Weiller | synonym |
| Orchis munbyana | Boiss. & Reut. | synonym |
| Orchis sesquipedalis var. iberica | T.Stephenson | synonym |
| Orchis elata var. ambigua | (J.A.Guim.) Schltr. | synonym |
| Orchis elata ssp. durandii | (Boiss. & Reut.) Soó | synonym |
| Orchis elata f. pallida | Maire & Weiller | synonym |
| Dactylorchis munbyana | (Boiss. & Reut.) Verm. | synonym |
| Dactylorchis elata | (Poir.) Verm. | synonym |
| Orchis incarnata var. algerica | Rchb.f. | synonym |
| Dactylorchis durandii | (Boiss. & Reut.) Verm. | synonym |
| Orchis elata ssp. munbyana | (Boiss. & Reut.) E.G.Camus | synonym |
| Orchis elata f. maroccanica | Soó | synonym |
| Orchis elata subvar. durandiana | Maire & Weiller | synonym |
| Orchis incarnata var. elatior | E.G.Camus | synonym |
| Orchis incarnata ssp. durandii | (Boiss. & Reut.) E.G.Camus | synonym |
| Orchis latifolia var. munbyana | (Boiss. & Reut.) Batt. | synonym |
| Orchis elata ssp. ambigua | (J.A.Guim.) Soó | synonym |
| Orchis sesquipedalis var. durandii | (Boiss. & Reut.) Briq. | synonym |
| Orchis elata var. vestita | (Lag. & Rodr.) Losa & Rivas Goday | synonym |
| Orchis elata var. poiretiana | Maire & Weiller | synonym |
| Orchis latifolia ssp. lusitanica | (Steud.) Gand. | synonym |
| Orchis elata f. speciosissima | Soó | synonym |
| Orchis vestita | Lag. & Rodr. | synonym |
| Orchis elata var. corsica | (E.Rev. ex E.G.Camus) Soó | synonym |
| Orchis latifolia var. elata | (Poir.) Rchb.f. | ambiguous synonym |
| Orchis sesquipedalis | Willd. | synonym |
| Orchis kabyliensis var. rassautae | Alleiz. | synonym |
| Orchis incarnata var. sesquipedalis | (Willd.) Rchb.f. | synonym |
| Orchis incarnata ssp. munbyana | (Boiss. & Reut.) E.G.Camus | synonym |
| Orchis elata f. alba | Soó | synonym |
| Orchis elata | Poir. | synonym |
| Orchis elata f. munbyana | (Boiss. & Reut.) Soó | synonym |
| Orchis incarnata var. ambigua | J.A.Guim. | synonym |
| Orchis elata f. elongata | (Maire) Soó | synonym |
| Orchis rassautae | (Alleiz.) Alleiz. | synonym |
| Orchis elata f. mairei | Soó | synonym |
| Orchis latifolia ssp. sesquipedala | (Willd.) Maire | synonym |
| Orchis kabyliensis | G.Keller | synonym |
| Orchis lusitanica | Steud. | synonym |
| Orchis elata f. albiflora | Maire | synonym |
| Orchis latifolia ssp. sesquipedalis | (Willd.) Maire | synonym |
| Orchis latifolia var. elongata | Maire | synonym |
| Orchis latifolia var. elatior | Batt. | ambiguous synonym |
| Orchis durandii | Boiss. & Reut. | synonym |
| Orchis latifolia sesquipedala | (Willd.) Rouy | synonym |
| Orchis latifolia var. labrovaria | Brot. | synonym |
| Orchis latifolia ssp. durandii | (Boiss. & Reut.) Batt. | synonym |
| Orchis ambigua | Martrin-Donos | ambiguous synonym |
| Orchis africana | (Klinge) A.W.Hill | synonym |
| Orchis latifolia var. incarnata | (L.) Coss. & Germ. | synonym |
| Dactylorchis incarnata | (L.) Verm. | synonym |
| Orchis mixta var. incarnata | (L.) Retz. | synonym |
| Orchis incarnata | L. | ambiguous synonym |
| Orchis latifolia ssp. incarnata | (L.) Corb. | synonym |
| Orchis latifolia ssp. incarnata | (L.) Hook.f. | synonym |
| Orchis maculata ssp. incarnata | (L.) Douin | synonym |
| Orchis traunsteineri ssp. russowii | (Klinge) Soó | synonym |
| Orchis angustifolia f. elongata | Klinge | synonym |
| Orchis angustifolia var. russowii | Klinge | synonym |
| Orchis angustifolia var. curvata | (Klinge) Klinge | synonym |
| Orchis angustifolia f. arcuata | Klinge | synonym |
| Orchis angustifolia f. curvata | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis angustifolia ssp. russowii | (Klinge) Klinge | synonym |
| Orchis angustifolia f. gruneri | Klinge | synonym |
| Dactylorchis russowii | (Klinge) Á.Löve & D.Löve | synonym |
| Orchis angustifolia subf. concolor | Klinge | synonym |
| Orchis angustifolia f. patens | Klinge | synonym |
| Orchis angustifolia var. arcuata | (Klinge) Klinge | synonym |
| Orchis russowii | (Klinge) Kuppf. | synonym |
| Orchis angustifolia f. intermedia | Klinge | synonym |
| Orchis angustifolia f. stricta | Klinge | synonym |
| Orchis angustifolia var. patula | Klinge | synonym |
| Orchis traunsteineri var. russowii | (Klinge) M.Schulze | synonym |
| Orchis orientalis ssp. salina | (Turcz. ex Lindl.) Klinge | synonym |
| Orchis knorringiana | (Kraenzl.) Czerniak. | synonym |
| Orchis salina | Turcz. ex Lindl. | ambiguous synonym |
| Orchis incarnata var. knorringiana | Kraenzl. | synonym |
| Dactylorchis salina | (Turcz. ex Lindl.) Verm. | synonym |
| Orchis majalis | Rchb. | synonym |
| Orchis latifolia ssp. majalis | (Rchb.) Klinge | synonym |
| Dactylorchis majalis | (Rchb.) Verm. | synonym |
| Orchis latifolia var. majalis | (Rchb.) Kitt. | synonym |
| Orchis latifolia var. majalis | (Rchb.) Nyman | synonym |
| Hydrorchis cupularis | D.L.Jones & G.Brockman | synonym |
| Hydrorchis orbicularis | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Hydrorchis atratum | (Lindl.) M.A.Clem. & D.L.Jones | synonym |
| Aphyllorchis vaginata | Hook.f. | synonym |
| Codonorchis tetraphylla | (Poepp. & Endl.) L.O.Williams | synonym |
| Codonorchis skottsbergii | Kraenzl. | synonym |
| Codonorchis poeppigii | Lindl. | synonym |
| Orchis secunda | Thunb. | ambiguous synonym |
| Orchis cernua | Burm.f. | synonym |
| Orchis hispidula | L.f. | synonym |
| Orchis hispida | Thunb. | synonym |
| Orchis aphylla | Forssk. | ambiguous synonym |
| Orchis pectinata | Thunb. | ambiguous synonym |
| Orchis burmanniana | L. | synonym |
| Habenaria macrorchis | Schltr. | synonym |
| Orchis speciosa | L.f. | ambiguous synonym |
| Cyanorkis cyanorchis | Thouars | synonym |
| Kaurorchis evasa | (T.E.Hunt & Rupp) M.A.Clem. & D.L.Jones | synonym |
| Carparomorchis baileyi | (F.Muell.) M.A.Clem. & D.L.Jones | synonym |
| Genyorchis summerhayesiana | Szlach. & Olszewski | synonym |
| Genyorchis saccata | Szlach. & Olszewski | synonym |
| Genyorchis pumila | (Sw.) Schltr. | synonym |
| Genyorchis platybulbon | Schltr. | synonym |
| Genyorchis apetala | (Lindl.) J.J.Verm. | synonym |
| Canacorchis lophoglottis | Guillaumin | synonym |
| Genyorchis elongata | Robyns & Tournay | synonym |
| Carparomorchis macrantha | (Lindl.) M.A.Clem. & D.L.Jones | synonym |
| Genyorchis macrantha | Summerh. | synonym |
| Genyorchis sanfordii | Szlach. & Olszewski | synonym |
| Genyorchis apertiflora | Summerh. | synonym |
| Spilorchis weinthalii | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Genyorchis micropetala | (Lindl.) Schltr. | synonym |
| Uleiorchis cogniauxiana | Hoehne | synonym |
| Orchis paludosa | (L.) Pall. | synonym |
| Loxomorchis maculata | (Dalzell) Rauschert | synonym |
| Orchis leucantha | Ham. ex Hook.f. | synonym |
| Orchis micranthema | Buch.-Ham. ex Wall. | synonym |
| Limnorchis holochila | (Hildebr.) Efimov | synonym |
| Orchis cubitalis | L. | synonym |
| Bolborchis crociformis | Zoll. & Moritzi | synonym |
| Psygmorchis zamorensis | Dodson | synonym |
| Psygmorchis hondurensis | (Ames) Garay & Stacy | synonym |
| Psygmorchis gnomus | (Kraenzl.) Dodson & Dressler | synonym |
| Psygmorchis pumilio | (Rchb.f.) Dodson & Dressler | synonym |
| Psygmorchis pusilla | (L.) Dodson & Dressler | synonym |
| Psygmorchis allemanii | (Barb.Rodr.) Garay & Stacy | synonym |
| Psygmorchis glossomystax | (Rchb.f.) Dodson & Dressler | synonym |
| Psygmorchis crista-galli | (Rchb.f.) Dodson | synonym |
| Orchis lanigera | Blanco | synonym |
| Microtatorchis steenisii | J.J.Sm. | synonym |
| Microtatorchis samoensis | Schltr. | synonym |
| Microtatorchis lamii | J.J.Sm. | synonym |
| Microtatorchis acuminata | Schltr. | synonym |
| Microtatorchis chaetophora | Schltr. | synonym |
| Microtatorchis torricellensis | Schltr. | synonym |
| Microtatorchis fasciola | (G.Forst.) Schltr. | ambiguous synonym |
| Microtatorchis labatii | M.Pignal & Munzinger | synonym |
| Microtatorchis triloba | J.J.Sm. | synonym |
| Microtatorchis aristata | Garay | synonym |
| Microtatorchis smithii | Kores | synonym |
| Microtatorchis doctersii | J.J.Sm. | synonym |
| Microtatorchis carinata | Schltr. | synonym |
| Microtatorchis taenioides | P.O'Byrne | synonym |
| Microtatorchis clavicalcarata | J.J.Sm. | synonym |
| Microtatorchis muriculata | Schltr. | synonym |
| Microtatorchis tubulosa | (J.J.Sm.) Schltr. | synonym |
| Microtatorchis musciformis | Schltr. | synonym |
| Microtatorchis clementsii | D.L.Jones & B.Gray | synonym |
| Microtatorchis rhomboglossa | Schltr. | synonym |
| Microtatorchis oreophila | Schltr. | synonym |
| Microtatorchis alata | Ridl. | synonym |
| Microtatorchis brachyceras | Schltr. | synonym |
| Microtatorchis iboetii | J.J.Sm. | synonym |
| Microtatorchis finisterrae | Schltr. | synonym |
| Microtatorchis perpusilla | Schltr. | synonym |
| Microtatorchis multiflora | Ridl. | synonym |
| Microtatorchis wilhelminae | P.Royen | synonym |
| Microtatorchis longissima | Mansf. | synonym |
| Microtatorchis celebica | Schltr. | synonym |
| Microtatorchis bryoides | Schltr. | synonym |
| Microtatorchis flaccida | Schltr. | synonym |
| Microtatorchis schlechteri var. productilis | N.Hallé | synonym |
| Microtatorchis fasciola | Schltr. | ambiguous synonym |
| Microtatorchis schlechteri | Garay | synonym |
| Microtatorchis ceratostylis | Schltr. | synonym |
| Microtatorchis govidjoae | Schltr. | synonym |
| Microtatorchis hosokawae | Fukuy. | synonym |
| Microtatorchis terrestris | J.J.Sm. | synonym |
| Microtatorchis erosula | J.J.Sm. | synonym |
| Microtatorchis kaniensis | Schltr. | synonym |
| Microtatorchis javanica | J.J.Sm. | synonym |
| Microtatorchis occultans | Schuit. & de Vogel | synonym |
| Microtatorchis papuana | (Schltr.) Schltr. | synonym |
| Cryptorchis aphylla | Makino | synonym |
| Microtatorchis compacta | (Ames) Schltr. | synonym |
| Microtatorchis taiwanianum | S.S.Ying | synonym |
| Microtatorchis pterophora | Schltr. | synonym |
| Microtatorchis triangulipetala | J.J.Sm. | synonym |
| Microtatorchis paife | (Drake) Garay | synonym |
| Microtatorchis laxa | Schltr. | synonym |
| Microtatorchis flava | J.J.Sm. | synonym |
| Microtatorchis bracteata | Schltr. | synonym |
| Microtatorchis papillosa | J.J.Sm. | synonym |
| Microtatorchis platyrhachis | Schltr. | synonym |
| Microtatorchis collina | Schltr. | synonym |
| Microtatorchis podochiloides | J.J.Sm. | synonym |
| Microtatorchis potamophila | Schltr. | synonym |
| Cocleorchis sarcoglottidis | Szlach. | synonym |
| Cocleorchis dressleri | (Szlach.) Szlach. | synonym |
| Schoenorchis mindanaensis | Ames | synonym |
| Schoenorchis minimiflora | (Hook.f.) Ames | synonym |
| Schoenorchis philippinensis | Ames | synonym |
| Samarorchis sulitiana | Ormerod | synonym |
| Lowiorchis aphylla | (Schltr.) Szlach. | synonym |
| Lowiorchis sambiranoensis | (Schltr.) Szlach. | synonym |
| Imerinorchis gracilis | (Lindl.) Szlach. | synonym |
| Imerinorchis imerinensis | (Ridl.) Szlach. | synonym |
| Lowiorchis lowiana | (Rchb.f.) Szlach. | synonym |
| Lowiorchis orchioides | (Schltr.) Szlach. | synonym |
| Orchis fastigiata | (Thouars) Spreng. | synonym |
| Imerinorchis tenuicalcar | (Schltr.) Szlach. | synonym |
| Imerinorchis purpurea | (Thouars) Szlach. | synonym |
| Orchis dubia | Thouars | ambiguous synonym |
| Habenaria amphorchis | Spreng. | synonym |
| Orchis purpurascens | (Thouars) Spreng. | synonym |
| Imerinorchis ericophila | Szlach. | synonym |
| Helorchis filiformis | (Kraenzl.) Schltr. | synonym |
| Imerinorchis betsileensis | (Kraenzl.) Szlach. | synonym |
| Imerinorchis zaratananae | (Schltr.) Szlach. | synonym |
| Imerinorchis stenoglossa | (Kraenzl.) Szlach. | synonym |
| Imerinorchis galeata | (Rchb.f.) Szlach. | synonym |
| Imerinorchis nutans | (Ridl.) Szlach. | synonym |
| Imerinorchis brachyceras | (Schltr.) Szlach. | synonym |
| Imerinorchis hologlossa | (Schltr.) Szlach. | synonym |
| Orchis squamosa | Poir. | synonym |
| Lowiorchis fimbriata | Szlach. | synonym |
| Imerinorchis lancilabia | (Schltr.) Szlach. | synonym |
| Hapalorchis rhombiglossa | Pabst | synonym |
| Orchis strateumatica | L. | synonym |
| Vietorchis aurea | Aver. & Averyanova | synonym |
| Vietorchis furcata | Aver. & Nuraliev | synonym |
| Orchis sphaerica | M.Bieb. | synonym |
| Orchis halleri | Crantz | synonym |
| Orchis globosa var. dentifera | Zapał. | synonym |
| Orchis globosa var. albiflora | Schur | synonym |
| Orchis globosa | L. | ambiguous synonym |
| Orchis globosa var. major | Schur | synonym |
| Orchis globosa albiflora | (Schur) R.Uechtr. | synonym |
| Orchis globosa var. gracilis | Schur | synonym |
| Orchis globosa var. angustifolia | Zapał. | synonym |
| Orchis globosa var. prutica | Zapał. | synonym |
| Laricorchis fulgens | (Rchb.f.) Szlach. & Sitko | synonym |
| Cyrtidiorchis stumpflei | (Garay) Rauschert | synonym |
| Brasiliorchis crassipes | (Kraenzl.) Szlach. & Sitko | synonym |
| Brasiliorchis consanguinea | (Klotzsch) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis murilliana | (Hoehne) Szlach. & Sitko | synonym |
| Brasiliorchis marginata | (Lindl.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Cyrtidiorchis alata | (Lindl.) Rauschert | synonym |
| Laricorchis repens | (L.O.Williams) Szlach. & Sitko | synonym |
| Laricorchis histrionica | (Rchb.f.) Szlach. & Sitko | synonym |
| Laricorchis aristeguietae | (Foldats) Szlach. & Sitko | synonym |
| Brasiliorchis kautskyi | (Pabst) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis phoenicanthera | (Barb.Rodr.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis grobyoides | (Garay & Dunst.) Szlach. & Sitko | synonym |
| Laricorchis mapiriensis | (Kraenzl.) Szlach. & Sitko | synonym |
| Laricorchis condensata | (C.Schweinf.) Szlach. & Sitko | synonym |
| Brasiliorchis polyantha | (Barb.Rodr.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Laricorchis pittieri | (Ames) Szlach. & Sitko | synonym |
| Brasiliorchis diamantensis | (Kraenzl.) Szlach. & Sitko | synonym |
| Brasiliorchis rupestris | (Barb.Rodr.) Szlach. & Sitko | synonym |
| Brasiliorchis picta | (Hook.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Cyrtidiorchis gerardi | P.Ortiz | synonym |
| Brasiliorchis schunkeana | (Campacci & Kautsky) R.B.Singer, S.Koehler & Carnevali | synonym |
| Laricorchis fasciculata | (C.Schweinf.) Szlach. & Sitko | synonym |
| Brasiliorchis humilis | (Link & Otto) Campacci | synonym |
| Brasiliorchis gracilis | (G.Lodd. ex Paxton & J.Harrison) R.B.Singer, S.Koehler & Carnevali | synonym |
| Laricorchis nubigena | (Rchb.f.) Szlach. & Sitko | synonym |
| Brasiliorchis moutinhoi | (Pabst) F.Barros & L.R.S.Guim. | synonym |
| Laricorchis ramosa | (Ruiz & Pav.) Szlach. & Sitko | synonym |
| Cyrtidiorchis frontinoensis | (Garay) Rauschert | synonym |
| Cyrtidiorchis triptera | (Schltr.) Rauschert | synonym |
| Cyrtidiorchis rhomboglossa | (F.Lehm. & Kraenzl.) Rauschert | synonym |
| Laricorchis maldonadoensis | (J.T.Atwood) Szlach. & Sitko | synonym |
| Brasiliorchis porphyrostele | (Rchb.f.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis monantha | (Barb.Rodr.) Campacci | synonym |
| Brasiliorchis heismanniana | (Barb.Rodr.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis barbosae | (Loefgr.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Laricorchis loefgrenii | (Cogn.) Szlach. & Sitko | synonym |
| Laricorchis ochracea | (Rchb.f.) Szlach. & Sitko | synonym |
| Laricorchis pendula | (Poepp. & Endl.) Szlach. & Sitko | synonym |
| Laricorchis tafallae | (Rchb.f.) Szlach. & Sitko | synonym |
| Laricorchis spathulata | (C.Schweinf.) Szlach. & Sitko | synonym |
| Laricorchis tonsoniae | (Soto Arenas) Szlach. & Sitko | synonym |
| Brasiliorchis piresiana | (Hoehne) Christenson | synonym |
| Brasiliorchis ubatubana | (Hoehne) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis chrysantha | (Barb.Rodr.) R.B.Singer, S.Koehler & Carnevali | synonym |
| Brasiliorchis serotina | (Regnell & Barb.Rodr.) Szlach. & Sitko | synonym |
| Laricorchis gualaquizensis | (Dodson) Szlach. & Sitko | synonym |
| Laricorchis aggregata | (Kunth) Szlach. | synonym |
| Laricorchis saragurensis | (Dodson) Szlach. & Sitko | synonym |
| Brasiliorchis steyermarkii | (Foldats) Szlach. & Sitko | synonym |
| Laricorchis squarrosa | (Schltr.) Szlach. & Sitko | synonym |
| Laricorchis sillarensis | (Dodson & R.Vásquez) Szlach. & Sitko | synonym |
| Laricorchis rigida | (Barb.Rodr.) Szlach. & Sitko | synonym |
| Arachnorchis granitora | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis granitora | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis exilis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis integra | (E.Coleman) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis interjacens | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis interjacens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis evanescens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis serotina | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis longiclavata | (E.Coleman) Szlach. | synonym |
| Arachnorchis longiclavata | (E.Coleman) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis pilotensis | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis conferta | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis conferta | (D.L.Jones) Szlach. | synonym |
| Calonemorchis paradoxa | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis crebra | (A.S.George) Szlach. | synonym |
| Arachnorchis crebra | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis thinicola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis thinicola | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis clavigera | (A.Cunn. ex Lindl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis septuosa | (D.L.Jones) Szlach. | synonym |
| Arachnorchis septuosa | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis floribunda | (D.L.Jones) Szlach. | synonym |
| Arachnorchis venusta | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis heberleana | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis heberleana | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis dienema | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis dienema | (D.L.Jones) Szlach. | synonym |
| Arachnorchis flindersica | D.L.Jones | synonym |
| Arachnorchis corynephora | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis corynephora | (A.S.George) Szlach. | synonym |
| Arachnorchis rileyi | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis campestris | R.J.Bates | synonym |
| Arachnorchis interanea | D.L.Jones | synonym |
| Calonemorchis viridescens | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis viridescens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis douglasiorum | D.L.Jones | synonym |
| Calonemorchis richardsiorum | (D.L.Jones) Szlach. | synonym |
| Arachnorchis richardsiorum | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis tessellata | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis oenochila | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis graniticola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis hoffmanii ssp. graniticola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis sigmoidea | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis lorea | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis lorea | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis rigida | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis rigida | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis speciosa | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis speciosa | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis pachychila | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Glycorchis saccharata | (Rchb.f.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis nobilis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis ovata | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis stellata | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis stellata | (D.L.Jones) Szlach. | synonym |
| Drakonorchis drakeoides | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis radialis | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis ancylosa | D.L.Jones | synonym |
| Arachnorchis applanata | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis applanata | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis amoena | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis armata | D.L.Jones | synonym |
| Calonemorchis startiorum | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis startiorum | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis williamsiae | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis williamsiae | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis villosissima | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis orientalis | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis elegans | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis discoidea | (Lindl.) Szlach. | synonym |
| Arachnorchis discoidea | (Lindl.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis lowanensis | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis capillata | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis uliginosa | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis uliginosa | (A.S.George) Szlach. | synonym |
| Arachnorchis branwhitei | D.L.Jones | synonym |
| Arachnorchis xanthochila | (D.Beards. & C.Beards.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis thysanochila | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis horistes | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis zephyra | D.L.Jones | synonym |
| Arachnorchis patersonii | (R.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis patersonii | (R.Br.) Szlach. | synonym |
| Calonemorchis citrina | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis citrina | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis osmera | D.L.Jones | synonym |
| Arachnorchis montana | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis falcata | (Nicholls) Szlach. | synonym |
| Arachnorchis falcata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis arrecta | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis arrecta | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis filamentosa | (R.Br.) Szlach. | synonym |
| Calonemorchis hoffmanii | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis hoffmanii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis exstans | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis pumila | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis rigens | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis rigens | (D.L.Jones) Szlach. | synonym |
| Arachnorchis whiteheadii | D.L.Jones | synonym |
| Arachnorchis procera | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis procera | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis bicalliata | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis tensa | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis concinna | (Rupp) Szlach. | synonym |
| Arachnorchis concinna | (Rupp) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis incensum | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis vulgata | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis arenaria | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis arenaria | (Fitzg.) Szlach. | synonym |
| Arachnorchis subglabriphylla | R.J.Bates | synonym |
| Calonemorchis hiemalis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Drakonorchis mesocera | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis nivalis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis nivalis | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis busselliana | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis busselliana | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis luteola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis pallida | (Lindl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis pallida | (Lindl.) Szlach. | synonym |
| Arachnorchis saxatilis | D.L.Jones | synonym |
| Arachnorchis cretacea | D.L.Jones | synonym |
| Arachnorchis oreophila | D.L.Jones | synonym |
| Calonemorchis ultima | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis bryceana | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis bruniella | R.J.Bates | synonym |
| Arachnorchis aurulenta | D.L.Jones | synonym |
| Calonemorchis brevisura | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis pectinata | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis pectinata | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis ampla | D.L.Jones | synonym |
| Arachnorchis paludosa | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis paludosa | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis gardneri | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis gardneri | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis multiclavia | (Rchb.f.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis doutchiae | (O.H.Sarg.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis radiata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis radiata | (Nicholls) Szlach. | synonym |
| Arachnorchis strigosa | D.L.Jones | synonym |
| Drakonorchis barbarella | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis gladiolata | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis gladiolata | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis dilatata | (R.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis corynepetala | (D.L.Jones) Szlach. | synonym |
| Calonemorchis dilatata | (R.Br.) Szlach. | synonym |
| Calonemorchis infundibularis | (A.S.George) Szlach. | synonym |
| Arachnorchis infundibularis | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis macrostylis | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis parva | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis cairnsiana | (F.Muell.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis peisleyi | D.L.Jones | synonym |
| Arachnorchis winfieldii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis winfieldii | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis filifera | (Lindl.) Szlach. | synonym |
| Calonemorchis wanosa | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis tentaculata | (Schltdl.) Szlach. | synonym |
| Arachnorchis tentaculata | (Schltdl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis demissa | (D.L.Jones) Szlach. | synonym |
| Arachnorchis fulva | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis fuliginosa | D.L.Jones | synonym |
| Calonemorchis huegelii | (Rchb.f.) Szlach. | synonym |
| Arachnorchis huegelii | (Rchb.f.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis polychroma | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis longicauda | (Lindl.) Szlach. | synonym |
| Arachnorchis longicauda | (Lindl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis magnifica | (Nicholls) Szlach. | synonym |
| Arachnorchis magnifica | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis magniclavata | (Nicholls) Szlach. | synonym |
| Arachnorchis magniclavata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis actensis | (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis cruciformis | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis cardiochila | (Tate) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis australis | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis dundasiae | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis robinsonii | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis clavula | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis clavula | (D.L.Jones) Szlach. | synonym |
| Arachnorchis plicata | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis plicata | (Fitzg.) Szlach. | synonym |
| Calonemorchis meridionalis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis ensigera | D.L.Jones | synonym |
| Calonemorchis incrassata | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis valida | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis valida | (Nicholls) Szlach. | synonym |
| Calonemorchis fitzgeraldii | (Rupp) Szlach. | synonym |
| Arachnorchis fitzgeraldii | (Rupp) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis footeana | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis erythrochila | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis echidnachila | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis echidnachila | (Nicholls) Szlach. | synonym |
| Arachnorchis grampiana | D.L.Jones | synonym |
| Calonemorchis longifimbriata | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis longifimbriata | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis rhomboidiformis | (E.Coleman) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis rhomboidiformis | (E.Coleman) Szlach. | synonym |
| Arachnorchis atroclavia | (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis attingens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis attingens | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis melanema | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis orestes | D.L.Jones | synonym |
| Calonemorchis reticulata | (Fitzg.) Szlach. | synonym |
| Arachnorchis reticulata | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis remota | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis cristata | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis behrii | (Schltdl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis haemantha | (D.L.Jones) Szlach. | synonym |
| Arachnorchis formosa | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis microchila | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis ensata | (Nicholls) Szlach. | synonym |
| Arachnorchis ensata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis fragrantissima | (D.L.Jones & G.W.Carr) Szlach. | synonym |
| Arachnorchis fragrantissima | (D.L.Jones & G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis callitrophila | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis subtilis | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis insularis | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis stricta | (R.J.Bates) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis stricta | (R.J.Bates) Szlach. | synonym |
| Calonemorchis denticulata | (Lindl.) Szlach. | synonym |
| Calonemorchis fuscolutescens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis harringtoniae | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis harringtoniae | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis pholcoidea | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis pholcoidea | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis brownii | (Hopper) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis brownii | (Hopper) Szlach. & Rutk. | synonym |
| Arachnorchis concolor | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis concolor | (Fitzg.) Szlach. | synonym |
| Calonemorchis arenicola | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis arenicola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis postea | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis flaccida | (D.L.Jones) Szlach. | synonym |
| Calonemorchis macroclavia | (D.L.Jones) Szlach. | synonym |
| Arachnorchis macroclavia | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis intuta | D.L.Jones | synonym |
| Arachnorchis clavescens | D.L.Jones | synonym |
| Calonemorchis audasii | (R.S.Rogers) Szlach. | synonym |
| Arachnorchis audasii | (R.S.Rogers) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis excelsa | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis excelsa | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis helvina | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis dorrienii | (Domin) Szlach. | synonym |
| Calonemorchis pendens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis lodgeana | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis lodgeana | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis anthracina | (D.L.Jones) Szlach. | synonym |
| Arachnorchis anthracina | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis hastata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis hastata | (Nicholls) Szlach. | synonym |
| Arachnorchis hirta | (Lindl.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis hirta | (Lindl.) Szlach. | synonym |
| Calonemorchis roei | (Benth.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis cadyi | D.L.Jones | synonym |
| Calonemorchis ferruginea | (Nicholls) Szlach. | synonym |
| Arachnorchis ferruginea | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis versicolor | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis aerochila | (D.L.Jones) Szlach. | synonym |
| Calonemorchis lobata | (Fitzg.) Szlach. | synonym |
| Arachnorchis lobata | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis leptoclavia | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis leptoclavia | (D.L.Jones) Szlach. | synonym |
| Calonemorchis caudata | (Nicholls) Szlach. | synonym |
| Arachnorchis caudata | (Nicholls) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis calcicola | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis calcicola | (G.W.Carr) Szlach. | synonym |
| Calonemorchis dimidia | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis colorata | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis colorata | (D.L.Jones) Szlach. | synonym |
| Arachnorchis brachyscapa | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis drummondii | (Benth.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis lindleyana | (Rchb.f.) Szlach. | synonym |
| Arachnorchis lindleyana | (Rchb.f.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis woolcockiorum | (D.L.Jones) Szlach. | synonym |
| Arachnorchis woolcockiorum | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis splendens | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis splendens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis phaeoclavia | (D.L.Jones) Szlach. | synonym |
| Arachnorchis phaeoclavia | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis georgei | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis georgei | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis voigtii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis sanguinea | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis caesarea | (Domin) Szlach. | synonym |
| Arachnorchis toxochila | (Tate) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis toxochila | (Tate) Szlach. | synonym |
| Calonemorchis argocalla | (D.L.Jones) Szlach. | synonym |
| Arachnorchis argocalla | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis brumalis | (D.L.Jones) Szlach. | synonym |
| Arachnorchis brumalis | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis cruscula | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis cruscula | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis amnicola | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis decora | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis decora | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Calonemorchis xantha | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis graminifolia | (A.S.George) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis graminifolia | (A.S.George) Szlach. | synonym |
| Arachnorchis leptochila | (Fitzg.) D.L.Jones & M.A.Clem. | synonym |
| Drakonorchis barbarossa | (Rchb.f.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis aestiva | (D.L.Jones) Szlach. | synonym |
| Calonemorchis beaugleholei | (D.L.Jones) Szlach. | synonym |
| Arachnorchis aestiva | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis flavovirens | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis occidentalis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis chapmanii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis rosella | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis necrophylla | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis necrophylla | (D.L.Jones) Szlach. | synonym |
| Arachnorchis christineae | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis christineae | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis saggicola | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis saggicola | (D.L.Jones) Szlach. | synonym |
| Calonemorchis pulchra | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis cremna | D.L.Jones | synonym |
| Arachnorchis verrucosa | (G.W.Carr) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis abbreviata | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis atrovespa | D.L.Jones | synonym |
| Oreorchis foliosa var. indica | (Lindl.) N.Pearce & P.J.Cribb | synonym |
| Oreorchis itoana | (F.Maek.) Perner | synonym |
| Kitigorchis itoana | F.Maek. | synonym |
| Kitigorchis erythrochrysea | (Hand.-Mazz.) Maek. | synonym |
| Oreorchis rolfei | Duthie | synonym |
| Oreorchis patens var. confluens | Hand.-Mazz. | synonym |
| Oreorchis setschuanica | Ames & Schltr. | synonym |
| Oreorchis gracilis var. gracillima | Hayata | synonym |
| Oreorchis patens ssp. coreana | (Finet) Y.N.Lee | synonym |
| Oreorchis patens var. gracilis | (Franch. & Sav.) Schltr. | synonym |
| Oreorchis lancifolia | A.Gray | synonym |
| Oreorchis patens var. coreana | (Finet) M.Kim | synonym |
| Oreorchis patens var. gracillima | (Hayata) S.S.Ying | synonym |
| Oreorchis yunnanensis | Schltr. | synonym |
| Oreorchis gracilis | Franch. & Sav. | synonym |
| Oreorchis gracillima | (Hayata) Schltr. | synonym |
| Oreorchis coreana | Finet | synonym |
| Oreorchis patens f. gracilis | (Franch. & Sav.) Makino | synonym |
| Oreorchis fargesii var. subcapitata | Hayata | synonym |
| Oreorchis subcapitata | (Hayata) Schltr. | synonym |
| Oreorchis intermedia | S.S.Chien | synonym |
| Oreorchis ohwii | Fukuy. | synonym |
| Oreorchis rockii | Schweinf. | synonym |
| Kitigorchis foliosa | (Lindl.) Maek. | synonym |
| Aphyllorchis sanguinea | N.Pearce & P.J.Cribb | synonym |
| Diplacorchis ashantensis | Summerh. | synonym |
| Afrorchis sceptrum | (Schltr.) Szlach. | synonym |
| Diplacorchis conica | Summerh. | synonym |
| Afrorchis congoensis | (Kraenzl.) Olędrz. & Szlach. | synonym |
| Orchis obcordata | Buch.-Ham. ex D.Don | ambiguous synonym |
| Diplacorchis angolensis | (Schltr.) Schltr. | synonym |
| Afrorchis angolensis | (Schltr.) Szlach. | synonym |
| Afrorchis paucifolia | (Summerh.) Olędrz. & Szlach. | synonym |
| Diplacorchis disoides | (Ridl.) Schltr. | synonym |
| Afrorchis pilosa | (Summerh.) Szlach. | synonym |
| Diplacorchis tenuior | (Rchb.f.) Schltr. | synonym |
| Diplacorchis rhomboglossa | (Kraenzl.) Schltr. | synonym |
| Diplacorchis engleriana | (Kraenzl.) Schltr. | synonym |
| Dimorphorchis lyonii f. flavescens | (Valmayor & D.Tiu) Ormerod | synonym |
| Dimorphorchis rossii var. graciliscapa | A.Lamb & Shim | synonym |
| Dimorphorchis beccarii var. beccarii | accepted | |
| Dimorphorchis beccarii var. imthurnii | (Rolfe) Kocyan & Schuit. | accepted |
| Dimorphorchis lowii var. rohaniana | (Rchb.f.) K.W.Tan | synonym |
| Dimorphorchis rossii var. tenomensis | A.Lamb | synonym |
| Ochyrorchis praestans var. umbrosa | (G.Will.) Szlach. | synonym |
| Rhinorchis lagunae-sanctae | (Kraenzl.) Szlach. | synonym |
| Lecanorchis flavicans | Fukuy. | synonym |
| Lecanorchis triloba var. clausa | Suetsugu & Fukunaga | synonym |
| Lecanorchis multiflora var. brachycarpa | (Ohwi) T.Hashim. | synonym |
| Lecanorchis brachycarpa | Ohwi | synonym |
| Lecanorchis subpelorica | T.C.Hsu & S.W.Chung | synonym |
| Lecanorchis bihuensis | T.P.Lin & Shu H.Wu | synonym |
| Lecanorchis oligotricha | Fukuy. | synonym |
| Lecanorchis nigricans f. lutea | Fukunaga & S.Sawa | synonym |
| Limnorchis chorisiana var. elata | (Finet) Efimov | synonym |
| Orchis bifolia var. latissima | Tinant | synonym |
| Orchis bifolia var. major | Besser | synonym |
| Orchis bifolia var. virens | Tinant | synonym |
| Orchis bifolia var. trifolia | Gaudin | synonym |
| Orchis paucifolia | Gaterau | synonym |
| Orchis bifolia var. brachyglossa | Wallr. | synonym |
| Orchis bifolia var. trifoliata | Tinant | synonym |
| Orchis ochroleuca | Ten. | ambiguous synonym |
| Orchis ciliaris var. alba | Michx. | synonym |
| Limnorchis dilatata var. linearifolia | Rydb. | synonym |
| Limnorchis leptoceratitis | Rydb. | synonym |
| Limnorchis fragrans | Rydb. | synonym |
| Limnorchis foliosa | Rydb. | synonym |
| Orchis agastachys | Fisch. ex Lindl. | synonym |
| Limnorchis dilatata ssp. albiflora | (Cham.) Á.Löve & W.Simon | synonym |
| Limnorchis dilatata var. albiflora | (Cham.) Efimov | synonym |
| Limnorchis leucostachys var. robusta | Rydb. | synonym |
| Limnorchis graminifolia | Rydb. | synonym |
| Limnorchis dilatata var. leucostachys | (Lindl.) Efimov | synonym |
| Limnorchis leucostachys ssp. robusta | (Rydb.) Piper & Beattie | synonym |
| Limnorchis leucostachys | (Lindl.) Rydb. | synonym |
| Orchis scutellata | Nutt. | synonym |
| Orchis bidentata | Elliott | synonym |
| Orchis herbiola | (R.Br.) Pursh | synonym |
| Orchis glareosa | Raf. | synonym |
| Thynninorchis nothofagicola | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Orchis kurokamiana | Hatus. & Ohwi | synonym |
| Ponerorchis kurokamiana | (Hatus. & Ohwi) J.M.H.Shaw | synonym |
| Orchis graminifolia var. kurokamiana | (Hatus. & Ohwi) Ohwi | synonym |
| Orchis rupestris | (Miq.) Schltr. | synonym |
| Ponerorchis suzukiana | (Ohwi) J.M.H.Shaw | synonym |
| Orchis graminifolia var. suzukiana | Ohwi | synonym |
| Ponerorchis graminifolia var. suzukiana | (Ohwi) Soó | synonym |
| Orchis papilionacea var. parviflora | Willk. | synonym |
| Orchis moriopapilionacea | Timb.-Lagr. | synonym |
| Orchis papilionacea ssp. rubra | (Jacq.) Arcang. | synonym |
| Orchis papilionacea var. rubra | (Jacq.) Brot. | synonym |
| Orchis papilionacea var. alibertis | (G.Kretzschmar & H.Kretzschmar) P.Delforge | synonym |
| Orchis papilionacea var. nivea | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis papilionacea var. morgetiana | H.Baumann & R.Lorenz | synonym |
| Orchis papilionacea f. rubra | (Jacq.) Bolzon | synonym |
| Orchis decipiens | Bianca | synonym |
| Orchis papilionacea var. minimus | E.G.Camus | synonym |
| Orchis papilionacea ssp. balcanica | H.Baumann & R.Lorenz | synonym |
| Orchis papilionacea f. balcanica | (H.Baumann & R.Lorenz) P.Delforge | synonym |
| Orchis papilionacea var. rubra | (Jacq.) Lindl. | synonym |
| Orchis papilionacea var. decipiens | (Bianca) Rchb.f. | synonym |
| Orchis papilionacea var. messenica | Renz | synonym |
| Orchis papilionacea ssp. messenica | (Renz) Kreutz | synonym |
| Orchis papilionacea var. major | E.G.Camus | synonym |
| Orchis papilionacea f. rosea | (Alleiz.) Maire & Weiller | synonym |
| Orchis papilionacea f. morgetiana | (H.Baumann & R.Lorenz) P.Delforge | synonym |
| Orchis candida | A.Terracc. | synonym |
| Orchis papilionacea ssp. alibertis | G.Kretzschmar & H.Kretzschmar | synonym |
| Herorchis papilionacea ssp. messenica | (Renz) D.Tyteca & E.Klein | synonym |
| Orchis rubra | Jacq. | synonym |
| Orchis papilionacea var. rosea | Alleiz. | synonym |
| Orchis papilionacea var. bruhnsiana | Gruner | synonym |
| Orchis bruhnsiana | (Gruner) Majorov ex Grossh. | synonym |
| Orchis caspia | Trautv. | synonym |
| Orchis schirwanica | Woronow | synonym |
| Herorchis papilionacea ssp. schirwanica | (Woronow) D.Tyteca & E.Klein | synonym |
| Orchis papilionacea ssp. bruhnsiana | (Gruner) Soó | synonym |
| Orchis papilionacea ssp. schirwanica | (Woronow) Soó | synonym |
| Orchis papilionacea ssp. grandiflora | (Boiss.) Malag. | synonym |
| Orchis expansa | Ten. | synonym |
| Orchis papilionacea var. vexillifera | Terraciano | synonym |
| Herorchis papilionacea ssp. expansa | (Ten.) D.Tyteca & E.Klein | synonym |
| Orchis papilionacea ssp. expansa | (Ten.) Guadagno | synonym |
| Orchis papilionacea var. expansa | (Ten.) Lindl. | synonym |
| Orchis rubra var. expansa | (Ten.) Lindl. | synonym |
| Orchis papilionacea var. grandiflora | Boiss. | synonym |
| Orchis papilionacea f. grandiflora | (Boiss.) Maire | synonym |
| Orchis papilionacea f. palaestina | (H.Baumann & R.Lorenz) P.Delforge | synonym |
| Orchis papilionacea ssp. palaestina | H.Baumann & R.Lorenz | synonym |
| Herorchis papilionacea ssp. palaestina | (H.Baumann & R.Lorenz) D.Tyteca & E.Klein | synonym |
| Orchis dulukae ssp. camparonensis | Kohlmüller | synonym |
| Orchis brachystachys | d'Urv. | synonym |
| Orchis bicornis | Gilib. | ambiguous synonym |
| Orchis condensata | Desf. | synonym |
| Orchis appendiculata | Stokes | synonym |
| Orchis pyramidalis var. sanguinea | Druce | synonym |
| Orchis cylindrica | K.Koch | synonym |
| Orchis pyramidalis var. fudayensis | Hesl.-Harr. | synonym |
| Orchis pyramidalis var. urvilleana | (Sommier & Caruana) Fiori | synonym |
| Orchis pyramidalis var. sommieriana | Borg | synonym |
| Orchis laxiflora rosea | Rupp ex W.Zimm. | ambiguous synonym |
| Orchis laxiflora carnea | E.G.Camus | synonym |
| Orchis palustris ssp. mediterranea | (Guss.) Malag. | synonym |
| Orchis laxiflora var. mediterranea | (Guss.) Schltr. | synonym |
| Orchis mediterranea | Guss. | ambiguous synonym |
| Orchis laxiflora alba | Rupp ex W.Zimm. | synonym |
| Orchis palustris var. minor | Bréb. | synonym |
| Orchis germanorum | Moritzi | synonym |
| Orchis laxiflora f. quadriloba | Bréb. | synonym |
| Orchis heuffeliana | Schur | synonym |
| Orchis palustris var. mediterranea | (Guss.) Schltr. | synonym |
| Orchis speciosa | Heuff. ex Rochel | ambiguous synonym |
| Orchis festiva | Heuff. ex Rochel | synonym |
| Orchis laxiflora | C.A.Mey. | ambiguous synonym |
| Paludorchis robusta | (T.Stephenson) P.Delforge | synonym |
| Herorchis robusta | (T.Stephenson) D.Tyteca & E.Klein | synonym |
| Orchis laxiflora ssp. robusta | (T.Stephenson) H.Sund. | synonym |
| Orchis palustris ssp. robusta | (T.Stephenson) Kreutz | synonym |
| Orchis robusta | (T.Stephenson) Gölz & H.R.Reinhard | synonym |
| Orchis palustris var. robusta | T.Stephenson | synonym |
| Orchis platychila | K.Koch | synonym |
| Orchis palustris var. elegans | (Heuff.) Nyman | synonym |
| Orchis laxiflora ssp. elegans | (Heuff.) Soó | synonym |
| Paludorchis palustris var. elegans | (Heuff.) P.Delforge | synonym |
| Orchis laxiflora var. elegans | (Heuff.) Asch. & Graebn. | synonym |
| Orchis elegans var. platychila | (K.Koch) P.Schäf. | synonym |
| Orchis palustris ssp. elegans | (Heuff.) Soó | synonym |
| Orchis elegans | Heuff. | synonym |
| Herorchis elegans | (Heuff.) D.Tyteca & E.Klein | synonym |
| Orchis morio var. resupinata | Corb. | synonym |
| Orchis morio f. alba | (Arcang.) Bolzon | synonym |
| Orchis morio var. rosea | Tinant | synonym |
| Orchis morio var. subpicta | Sabr. | synonym |
| Orchis morio f. velutina | (Schur) Soó | synonym |
| Orchis morio var. valida | Verm. | synonym |
| Orchis morio var. albiflora | Wimm. & Grab. | synonym |
| Orchis intermedia | Meigen & Weniger | synonym |
| Orchis morio var. albicans | Linding. | synonym |
| Orchis morio var. carnea | Sabr. | synonym |
| Orchis morio var. velutina | Schur | synonym |
| Orchis morio f. robustior | Chenevard ex M.Schulze | synonym |
| Orchis morio f. unilobata | J.Houz. ex Verm. | synonym |
| Orchis morio var. picta-rosea | Barla | synonym |
| Orchis morio var. vulgaris | Willk. | synonym |
| Orchis morio var. parviflora | Zapał. | ambiguous synonym |
| Orchis morio f. nana | Chenevard ex M.Schulze | synonym |
| Orchis morio var. irregularis | Verm. | synonym |
| Orchis morio var. viridiflora | Tinant | synonym |
| Orchis morio f. sublobatus | Zapał. | synonym |
| Orchis morio ssp. athensis | (Lej.) K.Richt. | synonym |
| Orchis morio var. gigas | Podp. | synonym |
| Orchis morio ssp. alba | Arcang. | synonym |
| Orchis crenulata | Gilib. | ambiguous synonym |
| Orchis morio ssp. vulgaris | (Willk.) Cout. | synonym |
| Orchis morio var. elatior | Tinant | synonym |
| Orchis albertii | A.Camus | synonym |
| Orchis morio f. albiflora | E.G.Camus | synonym |
| Orchis morio f. subpicta | (Sabr.) Soó | synonym |
| Orchis morio f. variegata | Pamp. | synonym |
| Orchis morio var. flava | Sabr. | synonym |
| Orchis moria | Retz. | synonym |
| Orchis morio f. sublaxiflora | Schur | synonym |
| Orchis morio f. bilobulata | J.Houz. ex Verm. | synonym |
| Orchis morio var. athensis | (Lej.) Dumort. | synonym |
| Orchis athensis | (Lej.) Dumort. | synonym |
| Orchis officinalis | Salisb. | synonym |
| Orchis morio var. picta | (Loisel.) Rchb.f. | synonym |
| Orchis morio ssp. picta | (Loisel.) K.Richt. | synonym |
| Orchis picta f. trimaculata | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis picta | Loisel. | ambiguous synonym |
| Orchis morio picta | (Loisel.) Rouy | synonym |
| Orchis longicornu var. picta | (Loisel.) Lindl. | synonym |
| Orchis morio var. parviflora | St.-Lag. | ambiguous synonym |
| Orchis morio var. longecalcarata | Boiss. | synonym |
| Orchis aschersonii | (Rouy) Soó | synonym |
| Herorchis morio ssp. picta | (Loisel.) D.Tyteca & E.Klein | synonym |
| Herorchis picta | (Loisel.) P.Delforge | synonym |
| Orchis morio ssp. champagneuxii | (Barnéoud) E.G.Camus | synonym |
| Orchis morio ssp. champagneuxii | (Barnéoud) E.G.Camus & A.Camus | synonym |
| Orchis champagneuxii f. albina | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis morio var. mesomelana | Rchb.f. | synonym |
| Herorchis champagneuxii f. mesomelana | (Rchb.f.) P.Delforge | synonym |
| Orchis champagneuxii f. mesomelana | (Rchb.f.) P.Delforge | synonym |
| Orchis picta var. champagneuxii | (Barnéoud) Nyman | synonym |
| Orchis morio ssp. tlemcenensis | (Batt.) E.G.Camus | synonym |
| Orchis champagneuxii var. grandis | (F.M.Vázquez) Hervás, De Bellard, Calzado, J.C.Huertas, Reyes Carr. & Ruíz Cano | synonym |
| Orchis morio champagneuxii | (Barnéoud) Rouy | synonym |
| Orchis longicornu f. tlemcenensis | Batt. | synonym |
| Orchis champagneuxii var. mesomelana | (Rchb.f.) D.Tyteca | synonym |
| Orchis morio var. champagneuxii | (Barnéoud) J.A.Guim. | synonym |
| Herorchis champagneuxii | (Barnéoud) D.Tyteca & E.Klein | synonym |
| Orchis morio var. tlemcenensis | (Batt.) Maire & Weiller | synonym |
| Orchis champagneuxii | Barnéoud | synonym |
| Orchis longicornu balearica | L.Chodat | synonym |
| Herorchis longicornu | (Poir.) D.Tyteca & E.Klein | synonym |
| Orchis morio var. longicornu | (Poir.) Knoche | synonym |
| Orchis longicornu f. pallida | Maire & Weiller | synonym |
| Orchis longicornu var. balearica | L.Chodat | synonym |
| Orchis longicornu | Poir. | ambiguous synonym |
| Orchis longicornu f. albiflora | E.G.Camus | synonym |
| Orchis morio ssp. longicornu | (Poir.) Douin | synonym |
| Herorchis albanica | (Gölz & H.R.Reinhard) D.Tyteca & E.Klein | synonym |
| Herorchis picta var. caucasica | (K.Koch) P.Delforge | synonym |
| Orchis albanica | Gölz & H.R.Reinhard | synonym |
| Orchis picta var. albanica | (Gölz & H.R.Reinhard) P.Delforge | synonym |
| Orchis morio ssp. albanica | (Gölz & H.R.Reinhard) Buttler | synonym |
| Herorchis picta var. skorpili | (Velen.) P.Delforge | synonym |
| Orchis morio var. skorpili | (Velen.) Soó | synonym |
| Herorchis caucasica | (K.Koch) Devillers-Tersch., Devillers, Dedroog, Baeten & Flausch | synonym |
| Orchis morio var. caucasica | K.Koch | synonym |
| Orchis graeca | Orph. ex Soó | synonym |
| Orchis picta var. caucasica | (K.Koch) P.Delforge | synonym |
| Orchis morio ssp. caucasica | (K.Koch) E.G.Camus | synonym |
| Herorchis picta var. albanica | (Gölz & H.R.Reinhard) P.Delforge | synonym |
| Orchis skorpili | Velen. | synonym |
| Orchis picta ssp. libani | Renz | synonym |
| Orchis syriaca | (E.G.Camus) Boiss. ex H.Baumann & Künkele | synonym |
| Orchis morio var. libani | (Renz) Soó | synonym |
| Orchis morio var. syriaca | (E.G.Camus) Soó | synonym |
| Orchis morio ssp. syriaca | E.G.Camus | synonym |
| Herorchis syriaca | (E.G.Camus) D.Tyteca & E.Klein | synonym |
| Orchis papilionacea ssp. heroica | (E.D.Clarke) H.Baumann | synonym |
| Orchis laxiflora f. heldreichii | Soó | synonym |
| Orchis laxiflora f. micrantha | (Domin) Asch. & Graebn. | synonym |
| Orchis biloba | Arv.-Touv. | synonym |
| Orchis tabernaemontani | C.C.Gmel. | synonym |
| Orchis laxiflora albiflora | Bornm. | synonym |
| Orchis laxiflora var. persica | Pau | synonym |
| Orchis laxiflora var. pocutica | Zapał. | synonym |
| Orchis laxiflora albiflora | (Guss.) Soó | synonym |
| Orchis laxiflora var. javorkae | Soó | synonym |
| Orchis heroica | E.D.Clarke | synonym |
| Orchis dubia | Le Gall | ambiguous synonym |
| Orchis ensifolia | Vill. | synonym |
| Orchis laxiflora var. albiflora | Guss. | synonym |
| Orchis ambigua | Degl. ex Le Gall | ambiguous synonym |
| Orchis laxiflora f. minor | Bréb. | synonym |
| Orchis laxiflora f. zimmermannii | Soó | synonym |
| Orchis laxiflora ssp. longebracteata | (Willk.) Malag. | synonym |
| Orchis laxiflora ssp. ensifolia | (Vill.) Asch. & Graebn. | synonym |
| Orchis laxiflora var. guadarramica | Rivas Goday | synonym |
| Orchis laxiflora var. tabernaemontani | W.D.J.Koch | synonym |
| Orchis laxiflora regis-ferdinandii | Soó | synonym |
| Orchis laxiflora f. lengyelii | Soó | synonym |
| Orchis laxiflora longebracteata | (Willk.) W.Zimm. | synonym |
| Orchis laxiflora var. paludosa | Martrin-Donos | synonym |
| Orchis laxiflora bornmuelleri | Soó | synonym |
| Orchis mediterranea | Ten. | ambiguous synonym |
| Orchis palustris f. micrantha | Domin | synonym |
| Orchis laxiflora rosea | Cortesi | ambiguous synonym |
| Orchis papilionacea var. heroica | (E.D.Clarke) P.Delforge | synonym |
| Orchis laxiflora leucantha | Soó | synonym |
| Orchis laxiflora var. longebracteata | Willk. | synonym |
| Orchis morio var. angustifolia | L. | synonym |
| Orchis laxiflora f. longebracteata | (Willk.) Soó | synonym |
| Herorchis dinsmorei | (Schltr.) D.Tyteca & E.Klein | synonym |
| Orchis elegans var. dinsmorei | (Schltr.) P.Schäf. | synonym |
| Paludorchis dinsmorei | (Schltr.) P.Delforge | synonym |
| Orchis laxiflora var. dinsmorei | Schltr. | synonym |
| Orchis dinsmorei | (Schltr.) H.Baumann & Dafni | synonym |
| Orchis laxiflora ssp. dinsmorei | (Schltr.) Kreutz | synonym |
| Orchis palustris ssp. pseudolaxiflora | (Czerniak.) H.Baumann & R.Lorenz | synonym |
| Orchis pseudolaxiflora | Czerniak. | synonym |
| Herorchis pseudolaxiflora | (Czerniak.) D.Tyteca & E.Klein | synonym |
| Paludorchis pseudolaxiflora | (Czerniak.) P.Delforge | synonym |
| Orchis laxiflora ssp. dielsiana | Soó | synonym |
| Cyperorchis iansonii | (Rolfe) Schltr. | synonym |
| Cyperorchis longifolia | (D.Don) Schltr. | synonym |
| Cyperorchis wallichii | Blume | synonym |
| Cyperorchis hennisiana | (Schltr.) Schltr. | synonym |
| Aphyllorchis rotundatipetala | C.S.Leou, S.K.Yu & C.T.Lee | synonym |
| Aphyllorchis elata | Schltr. | synonym |
| Aphyllorchis benguetensis | Ames | synonym |
| Aphyllorchis prainii | Hook.f. | synonym |
| Aphyllorchis unguiculata | Rolfe ex Downie | synonym |
| Aphyllorchis purpurea | Fukuy. | synonym |
| Aphyllorchis tanegashimensis | Hayata | synonym |
| Aphyllorchis borneensis | Schltr. | synonym |
| Aphyllorchis arfakensis | J.J.Sm. | synonym |
| Arachnorchis conferta ssp. occidentalis | R.J.Bates | synonym |
| Triorchis gracilis | (Bigelow) Nieuwl. | synonym |
| Orchis ustulata var. major | Waisb. | synonym |
| Orchis parviflora | Willd. | ambiguous synonym |
| Orchis columnae | F.W.Schmidt | synonym |
| Orchis amoena | Crantz | synonym |
| Orchis ustulata var. leopoliensis | Zapał. | synonym |
| Orchis imbricata | Vest | ambiguous synonym |
| Orchis ustulata var. grandiflora | Gaudin | synonym |
| Orchis ustulata f. integriloba | (Sabr.) Soó | synonym |
| Orchis ustulata f. emarginata | (Zapał.) Soó | synonym |
| Orchis ustulata var. emarginata | Zapał. | synonym |
| Orchis ustulata integriloba | Sabr. | synonym |
| Orchis ustulata f. emarginata | Zapał. | synonym |
| Orchis hyemalis | Raf. | synonym |
| Orchis ustulata f. leopoliensis | (Zapał.) Soó | synonym |
| Orchis ustulata f. elongata | Zapał. | synonym |
| Orchis ustulata var. integriloba | (Sabr.) Sabr. | synonym |
| Orchis ustulata ssp. aestivalis | (Kümpel) Kümpel & A.C.Mrkvicka | synonym |
| Orchis ustulata var. aestivalis | Kümpel | synonym |
| Androrchis ichnusae | (Corrias) D.Tyteca & E.Klein | synonym |
| Orchis mascula var. olivetorum | Martelli | synonym |
| Orchis ichnusae | (Corrias) Devillers-Tersch. & Devillers | synonym |
| Orchis olbiensis ssp. ichnusae | (Corrias) Buttler | synonym |
| Orchis lapalmensis | (Leibbach & Ruedi Peter) P.Delforge | synonym |
| Androrchis mascula ssp. lapalmensis | (Leibbach & Ruedi Peter) W.Foelsche & Jakely | synonym |
| Androrchis scopulorum | (Summerh.) D.Tyteca & E.Klein | synonym |
| Orchis scopulorum | Summerh. | synonym |
| Orchis langei | Lange ex K.Richt. | synonym |
| Orchis langei f. maquedina | F.M.Vázquez | synonym |
| Androrchis langei | (Lange ex K.Richt.) D.Tyteca & E.Klein | synonym |
| Orchis langei ssp. magrebensis | F.M.Vázquez | synonym |
| Orchis hispanica | A.Niesch. & C.Niesch. | synonym |
| Orchis masculolaxiflora | Lange | synonym |
| Orchis mascula ssp. hispanica | (A.Niesch. & C.Niesch.) Soó | synonym |
| Orchis mascula var. fallax | E.G.Camus | synonym |
| Orchis mascula var. ovalis | (F.W.Schmidt) Rchb. | synonym |
| Androrchis ovalis | (F.W.Schmidt) D.Tyteca & E.Klein | synonym |
| Orchis mascula f. longifolia | Landwehr | synonym |
| Orchis speciosa | Host | ambiguous synonym |
| Orchis signifera | Vest | synonym |
| Orchis speciosissima | Wettst. & Sennholz | synonym |
| Orchis mascula var. speciosa | Mutel | synonym |
| Orchis mascula var. hostii | Patze, E.H.F.Mey. & Elkan | synonym |
| Orchis ovalis | F.W.Schmidt | synonym |
| Orchis mascula var. glaucophylla | (Kern.) Nyman | synonym |
| Orchis pentecostalis | Wettst. & Sennholz | synonym |
| Orchis mascula ssp. signifera | (Vest) Soó | synonym |
| Orchis glaucophylla | Kern. | synonym |
| Orchis mascula var. signifera | (Vest) Steud. & Hochst. | synonym |
| Orchis mascula var. tricornis | Loisel. | synonym |
| Orchis mascula f. acutiflora | (W.D.J.Koch) A.Fuchs | synonym |
| Orchis monsignatica | (Font Quer) Rivas Goday | synonym |
| Orchis mascula var. maritzii | J.A.Guim. | synonym |
| Orchis mascula f. laxa | Zapał. | synonym |
| Orchis mascula f. podolica | Zapał. | synonym |
| Orchis mascula f. maghrebiana | (B.Baumann & H.Baumann) P.Delforge | synonym |
| Orchis tenera | (Landwehr) Kreutz | synonym |
| Orchis speciosa var. rosea | Goiran | synonym |
| Orchis mascula var. pinetorum | (Boiss. & Kotschy) Schltr. | synonym |
| Orchis obtusa | Schur | synonym |
| Orchis speciosa var. alba | Goiran | synonym |
| Orchis wanjkovii | E.Wulff | synonym |
| Orchis mascula rosea | (Goiran) Soó | synonym |
| Orchis mascula f. longicalcarata | (Akhalk., H.Baumann, R.Lorenz, Mosul. & Ruedi Peter) P.Delforge | synonym |
| Orchis mascula ssp. wanjkovii | (E.Wulff) Soó | synonym |
| Orchis mascula var. marizii | J.A.Guim. | synonym |
| Orchis mascula ssp. occidentalis | O.Schwarz | synonym |
| Androrchis mascula ssp. maghrebiana | (B.Baumann & H.Baumann) W.Foelsche & Jakely | synonym |
| Orchis mascula alba | (Goiran) Soó | synonym |
| Orchis mascula var. obtusata | Schur | synonym |
| Orchis mascula var. albiflora | Tinant | synonym |
| Orchis mascula f. comosa | M.Schulze | synonym |
| Orchis cochleata | H.Fleischm. & M.Schulze | synonym |
| Orchis mascula f. cochleata | (H.Fleischm. & M.Schulze) Asch. & Graebn. | synonym |
| Androrchis mascula ssp. longicalcarata | (Akhalk., H.Baumann, R.Lorenz, Mosul. & Ruedi Peter) W.Foelsche & Jakely | synonym |
| Orchis compressiflora | Stokes | synonym |
| Orchis stabiana | Ten. | synonym |
| Orchis parreissii | C.Presl | synonym |
| Orchis obtusiflora | Schur | synonym |
| Orchis mascula var. monsignatica | Font Quer | synonym |
| Orchis wilmsii | K.Richt. | synonym |
| Orchis pinetorum | Boiss. & Kotschy | synonym |
| Orchis tenera f. herculiana | F.M.Vázquez | synonym |
| Orchis mascula f. albiflora | (Touss. & Hoschedé) F.M.Vázquez | synonym |
| Androrchis pinetorum | (Boiss. & Kotschy) D.Tyteca & E.Klein | synonym |
| Orchis mascula f. tatrensis | Zapał. | synonym |
| Orchis mascula f. reichenbachiana | Soó | synonym |
| Orchis mascula var. tenera | Landwehr | synonym |
| Orchis mascula var. obtusiflora | W.D.J.Koch | synonym |
| Orchis mascula ssp. tenera | (Landwehr) Del Prete | synonym |
| Orchis mascula var. minima | Tinant | synonym |
| Orchis mascula var. albiflora | Touss. & Hoschedé | synonym |
| Orchis mascula f. brevibracteata | Luerss. | synonym |
| Androrchis tenera | (Landwehr) D.Tyteca & E.Klein | synonym |
| Orchis mascula ssp. longicalcarata | Akhalk., H.Baumann, R.Lorenz, Mosul. & Ruedi Peter | synonym |
| Orchis mascula f. platyloba | W.Zimm. | synonym |
| Orchis mascula f. kotuliana | Zapał. | synonym |
| Orchis mascula f. carnea | Mendonça & Vasc. | synonym |
| Orchis mascula f. fimbriata | F.M.Vázquez | synonym |
| Orchis mascula var. bicolor | Balayer | synonym |
| Orchis kromayeri | M.Schulze | synonym |
| Orchis mascula f. brevicalcarata | E.G.Camus | synonym |
| Orchis mascula f. borbasiana | Soó | synonym |
| Orchis mascula var. acutiflora | W.D.J.Koch | synonym |
| Orchis olbiensis var. balearica | L.Chodat | synonym |
| Orchis mascula ssp. longibracteatoides | Balayer | synonym |
| Orchis mascula ssp. maghrebiana | B.Baumann & H.Baumann | synonym |
| Orchis masculolatifolia | Lange | synonym |
| Orchis vernalis | Salisb. | synonym |
| Orchis mascula ssp. pinetorum | (Boiss. & Kotschy) E.G.Camus | synonym |
| Orchis mascula ssp. acutiflora | (W.D.J.Koch) P.Quentin | synonym |
| Orchis mascula f. minor | Zapał. | synonym |
| Orchis verna | Fleury | synonym |
| Orchis mascula var. wanjkovii | (E.Wulff) Fateryga & Kreutz | synonym |
| Androrchis prisca | (Hautz.) D.Tyteca & E.Klein | synonym |
| Orchis patens ssp. nitidifolia | W.P.Teschner | synonym |
| Orchis prisca | Hautz. | synonym |
| Orchis spitzelii f. sendtneri | (Rchb.f.) Soó | synonym |
| Orchis patens var. viridifusca | (Albov) Soó | synonym |
| Orchis bungii | Hautz. | synonym |
| Orchis patens ssp. falcicalcarata | Wildh. | synonym |
| Androrchis spitzelii ssp. teschneriana | (B.Baumann & H.Baumann) W.Foelsche & Jakely | synonym |
| Orchis viridifusca | Albov | synonym |
| Orchis mrkvickana | Velen. | synonym |
| Orchis spitzelii var. gotlandica | B.Pett. | synonym |
| Orchis latiflora | (B.Baumann & H.Baumann) P.Delforge | synonym |
| Orchis spitzelii ssp. teschneriana | B.Baumann & H.Baumann | synonym |
| Orchis patens var. orientalis | Rchb.f. | synonym |
| Orchis spitzelii ssp. latiflora | B.Baumann & H.Baumann | synonym |
| Orchis spitzelii var. sendtneri | Rchb.f. | synonym |
| Orchis patens ssp. orientalis | (Rchb.f.) K.Richt. | synonym |
| Orchis spitzelii ssp. gotlandica | (B.Pett.) Á.Löve & D.Löve | synonym |
| Orchis spitzelii f. teschneriana | (B.Baumann & H.Baumann) P.Delforge | synonym |
| Androrchis spitzelii ssp. latiflora | (B.Baumann & H.Baumann) W.Foelsche & Jakely | synonym |
| Orchis spitzelii var. atlantica | (Batt.) Kreutz | synonym |
| Orchis maireana | G.Keller | synonym |
| Orchis orientalis | (Rchb.f.) Klinge | synonym |
| Orchis patens var. atlantica | Batt. | synonym |
| Orchis mascula var. montisbaetica | Rivas Goday | synonym |
| Orchis laxiflora ssp. cazorlensis | (Lacaita) O.Bolòs & Vigo | synonym |
| Orchis cazorlensis | Lacaita | synonym |
| Orchis cazorlensis f. albiflora | De Bellard, Calzado, Hervás, J.C.Huertas, Reyes Carr. & Ruíz | synonym |
| Androrchis spitzelii ssp. cazorlensis | (Lacaita) D.Tyteca & E.Klein | synonym |
| Orchis stevenii | Rchb.f. | synonym |
| Orchis raddeana | Regel | synonym |
| Orchis militaris var. stevenii | (Rchb.f.) Nyman | synonym |
| Orchis tephrosanthos var. caucasica | Steven ex Rchb.f. | synonym |
| Orchis tephrosanthos var. macrophylla | Lindl. | synonym |
| Orchis militaris f. raddeana | (Regel) Boiss. | synonym |
| Orchis punctulata ssp. stevenii | (Rchb.f.) H.Sund. | synonym |
| Orchis simia ssp. stevenii | (Rchb.f.) E.G.Camus | synonym |
| Orchis militaris var. berdaui | Zapał. | synonym |
| Orchis militaris var. tenuifrons | P.D.Sell | synonym |
| Orchis militaris f. minor | Gaudin | synonym |
| Orchis rivini var. stenoloba | Marchal | synonym |
| Orchis militaris f. intercedens | Beck | synonym |
| Orchis militaris var. lactea | Gaudin | synonym |
| Orchis rivini | Gouan | synonym |
| Orchis militaris ssp. galeata | (Poir.) Bonnier & Layens | synonym |
| Orchis militaris var. spathulata | Cortesi | synonym |
| Orchis militaris ssp. major | Ehrh. | synonym |
| Orchis rivini f. vulgaris | Leimbach | synonym |
| Orchis militaris var. nervata | (Marchand) Tinant | synonym |
| Orchis militaris f. longibracteata | Schur | synonym |
| Orchis mimusops | Thuill. | synonym |
| Orchis militaris var. galeata | (Poir.) Lindl. | synonym |
| Orchis rivini var. albiflora | Thielens | synonym |
| Orchis galeata | Poir. | synonym |
| Orchis militaris var. tripartita | M.Schulze | synonym |
| Orchis militaris f. sibirica | Schltr. | synonym |
| Orchis militaris var. perplexa | Beck | synonym |
| Orchis militaris f. arenaria | Schur | synonym |
| Orchis nervata | Marchand | synonym |
| Orchis cinerea | Schrank | synonym |
| Orchis militaris f. acuminata | A.Camus | synonym |
| Orchis militaris var. perplexans | Beck | synonym |
| Orchis militaris f. stenoloba | Döll | synonym |
| Orchis militaris f. platyloba | W.Zimm. | synonym |
| Orchis rivini f. angustiloba | Leimbach | synonym |
| Orchis militaris var. intercedens | Beck | synonym |
| Orchis militaris f. angustiloba | Leimbach | synonym |
| Orchis militaris f. angustissima | W.Zimm. | synonym |
| Orchis brachiata | Gilib. | synonym |
| Orchis purpurea f. angustiloba | Leimbach | synonym |
| Orchis purpurea var. parallela | E.G.Camus | synonym |
| Orchis purpurea f. ruppertiana | Soó | synonym |
| Orchis purpurea f. incisiloba | Leimbach | synonym |
| Orchis purpurea var. amediastina | E.G.Camus | synonym |
| Orchis purpurea f. acutilobata | Ruppert | synonym |
| Orchis purpurea var. moravica | (Jacq.) Rech.f. | synonym |
| Orchis militaris | Hornem. | misapplied |
| Orchis fusca var. idiocrana | C.Morren | synonym |
| Orchis purpurea var. elongata | Rouy | synonym |
| Orchis maxima | K.Koch | synonym |
| Orchis purpurea f. triangularis | (Wirtg.) Soó | synonym |
| Orchis lokiana | H.Baumann | synonym |
| Orchis purpurea ssp. moravica | (Jacq.) K.Richt. | synonym |
| Orchis fuscata | Pall. | synonym |
| Orchis fusca var. obcordata | Wirtg. | synonym |
| Orchis purpurea var. tyraica | Zapał. | synonym |
| Orchis purpurea var. spathulata | E.G.Camus | synonym |
| Orchis purpurea var. eliasii | Sennen & Pau | synonym |
| Orchis fusca | Jacq. | synonym |
| Orchis purpurea var. gracilis | Rouy | synonym |
| Orchis purpurea ssp. lokiana | (H.Baumann) H.Baumann & R.Lorenz | synonym |
| Orchis fusca var. triangularis | Wirtg. | synonym |
| Orchis militaris var. fusca | (Jacq.) Bastard | synonym |
| Orchis fusca var. rotundata | Wirtg. | synonym |
| Orchis moravica | Jacq. | synonym |
| Orchis purpurea f. obtusiloba | Leimbach | synonym |
| Orchis purpurea f. monstrosa | Leimbach | synonym |
| Orchis jacquinii | Godr. | synonym |
| Orchis purpurea f. rotundiloba | Leimbach | synonym |
| Orchis aserica | B.Baumann, H.Baumann, R.Lorenz & Ruedi Peter | synonym |
| Orchis purpurea ssp. maxima | Soó | synonym |
| Orchis purpurea var. caucasica | (Regel) E.G.Camus | synonym |
| Orchis caucasica f. aserica | (B.Baumann, H.Baumann, R.Lorenz & Ruedi Peter) P.Delforge | synonym |
| Orchis caucasica | Regel | ambiguous synonym |
| Hyacinthorchis variabilis | Blume | synonym |
| Cyrtorchis praetermissa var. zuluensis | E.R.Harrison | synonym |
| Cyrtorchis arcuata ssp. leonensis | Summerh. | synonym |
| Cyrtorchis bracteata | Schltr. | synonym |
| Cyrtorchis sedenii | (Rchb.f.) Schltr. | synonym |
| Cyrtorchis arcuata ssp. variabilis | Summerh. | synonym |
| Cyrtorchis acuminata | (Rolfe) Schltr. | synonym |
| Cyrtorchis arcuata var. variabilis | (Summerh.) Geerinck | synonym |
| Cyrtorchis arcuata var. whytei | (Rolfe) Geerinck | synonym |
| Cyrtorchis whytei | (Rolfe) Schltr. | synonym |
| Orchis tenuifolia | Burm.f. | ambiguous synonym |
| Gastrorchis geffrayi | (Bosser) Senghas | synonym |
| Gastrorchis lutea var. geffrayi | (Bosser) J.V.Stone & P.J.Cribb | synonym |
| Orchis pauciflora | Sessé & Moc. | ambiguous synonym |
| Orchis fuciflora | Crantz | synonym |
| Orchis oestrifera | (M.Bieb.) M.Bieb. | synonym |
| Orchis muscaria | Scop. | synonym |
| Orchis muscifera | (Huds.) Salisb. | synonym |
| Orchis musciflora | Schrank | synonym |
| Orchis myodes | (L.) Bernh. | synonym |
| Hibiscorchis angustitepela | (Carr) Archila & Vinc.Bertolini | synonym |
| Cannaeorchis megalorhiza | (Kraenzl.) M.A.Clem. & D.L.Jones | synonym |
| Distichorchis barisana | (J.J.Sm.) M.A.Clem. | synonym |
| Distichorchis distachya | (Lindl.) M.A.Clem. | synonym |
| Cannaeorchis delumbis | (Kraenzl.) M.A.Clem. & D.L.Jones | synonym |
| Cannaeorchis atractoglossa | (N.Hallé) M.A.Clem. & D.L.Jones | synonym |
| Australorchis eungellensis | D.L.Jones & M.A.Clem. | synonym |
| Latourorchis muscifera | (Schltr.) Brieger | synonym |
| Orchis majalis ssp. traunsteinerioides | Pugsley | synonym |
| Dactylorchis traunsteinerioides | (Pugsley) Verm. | synonym |
| Orchis traunsteinerioides | (Pugsley) Pugsley | synonym |
| Orchis angustifolia f. robustior | (Hartm.) Klinge | synonym |
| Orchis latifolia var. robustior | Hartm. | synonym |
| Orchis saccifera | Brongn. | synonym |
| Orchis maculata var. nesogenes | Briq. | synonym |
| Dactylorchis maculata var. heuffelii | Borsos & Soó | synonym |
| Orchis maculata var. turfosa | Schur | synonym |
| Orchis maculata ssp. macrostachys | (Tineo) Soó | synonym |
| Orchis maculata macrostachys | (Tineo) Asch. & Graebn. | synonym |
| Dactylorchis saccifera | (Brongn.) Verm. | synonym |
| Orchis basilica ssp. saccifera | (Brongn.) Klinge | synonym |
| Orchis maculata var. saccifera | (Brongn.) Rchb.f. | synonym |
| Orchis maculata var. orophila | Briq. | synonym |
| Orchis maculata nesogenes | (Briq.) Rouy | synonym |
| Orchis maculata var. cartalinoides | Klinge ex H.Fleischm. | synonym |
| Orchis maculata var. bonanniana | (Tod.) Nyman | synonym |
| Orchis nesogenes | (Briq.) Rouy | synonym |
| Orchis maculata var. heuffelii | (Borsos & Soó) Pauca | synonym |
| Orchis macrostachys | Tineo | synonym |
| Orchis maculata ssp. saccifera | (Brongn.) K.Richt. | synonym |
| Orchis maculata var. pyramidata | Schur | synonym |
| Orchis bonanniana | Tod. | synonym |
| Orchis maculata var. kortiathica | Formánek | synonym |
| Orchis maurusia | Emb. & Maire | synonym |
| Orchis maculata ssp. baborica | Maire & Weiller | synonym |
| Orchis incarnata var. xauensis | Pau & Font Quer | synonym |
| Orchis latifolia ssp. maurusia | (Emb. & Maire) Maire | synonym |
| Dactylorchis maurusia | (Emb. & Maire) Verm. | synonym |
| Orchis maculata ssp. maurusia | (Emb. & Maire) Maire & Weiller | synonym |
| Orchis mascula var. triloba | Bréb. | synonym |
| Orchis maculata f. minor | Zapał. | synonym |
| Orchis fuchsii | Druce | synonym |
| Orchis maculata var. triloba | E.G.Camus | synonym |
| Orchis fuchsii f. lancefolia | Snarskis | synonym |
| Orchis maculata var. slandzinskii | Zapał. | synonym |
| Dactylorchis fuchsii | (Druce) Verm. | synonym |
| Orchis maculata f. recurvifolia | Brenner | synonym |
| Orchis hebridensis | Wilmott | synonym |
| Orchis maculata f. paluster | E.G.Camus | synonym |
| Orchis okellyi | (Druce) Druce | synonym |
| Orchis maculata var. meyeri | Rchb.f. | synonym |
| Orchis maculata var. elongata | Gadeceau | synonym |
| Orchis maculata var. brachystachys | E.G.Camus | synonym |
| Orchis fuchsii f. maxima | Snarskis | synonym |
| Dactylorchis fuchsii ssp. sooana | Borsos | synonym |
| Orchis maculata var. submontana | Zapał. | synonym |
| Orchis maculata var. cornubiensis | Pugsley | synonym |
| Orchis maculata ssp. meyeri | (Rchb.f.) K.Richt. | synonym |
| Orchis maculata var. psychrophila | Schltr. | synonym |
| Orchis maculata var. curvifolia | E.G.Camus | synonym |
| Orchis maculata f. trilobata | (Bréb.) Soó | synonym |
| Orchis maculata var. trilobata | Bréb. | synonym |
| Orchis longibracteata | F.W.Schmidt | ambiguous synonym |
| Orchis maculata var. okellyi | Druce | synonym |
| Orchis longibracteata | Schur | ambiguous synonym |
| Dactylorchis maculata ssp. montellii | Verm. | synonym |
| Orchis maculata var. sandomiriensis | Zapał. | synonym |
| Orchis maculata ssp. ericetorum | E.F.Linton | synonym |
| Orchis candidissima | Krock. | synonym |
| Orchis biermannii | Ortmann | synonym |
| Orchis ericetorum | (E.F.Linton) A.Benn. | synonym |
| Orchis maculata var. biermannii | (Ortmann) Nyman | synonym |
| Orchis maculata var. macrobracteata | Borbás | synonym |
| Dactylorchis maculata var. laxiflora | Verm. | synonym |
| Orchis maculata var. kolaensis | Montell | synonym |
| Orchis maculata var. vespertilio | Lindm. | synonym |
| Dactylorchis elodes | (Griseb.) Verm. | synonym |
| Orchis maculata var. sudetica | Poech ex Rchb.f. | synonym |
| Orchis maculata var. vexillum | Lindm. | synonym |
| Dactylorchis maculata var. compacta | Verm. | synonym |
| Orchis maculata var. lusitanica | J.A.Guim. | synonym |
| Orchis maculata var. sudetica | Rchb.f. | synonym |
| Orchis maculata var. minor | Bréb. | synonym |
| Dactylorchis maculata var. ovalifolia | (Beck) Verm. | synonym |
| Orchis maculata var. sacciferoides | Klinge ex Schulze | synonym |
| Orchis danguyana | P.Fourn. | synonym |
| Dactylorchis maculata var. concolor | Verm. | synonym |
| Dactylorchis maculata var. spathulata | Verm. | synonym |
| Dactylorchis maculata ssp. ericetorum | (E.F.Linton) Verm. | synonym |
| Orchis solida | Moench | synonym |
| Orchis maculata f. falcata | A.Fuchs | synonym |
| Dactylorchis maculata var. vespertilio | (Lindm.) Verm. | synonym |
| Dactylorchis maculata var. immaculata | (Schur) Verm. | synonym |
| Orchis maculata calvellii | (A.Terracc.) Soó | synonym |
| Orchis maculata f. media | E.G.Camus | synonym |
| Orchis maculata var. candidissima | (Krock.) Nyman | synonym |
| Dactylorchis maculata ssp. islandica | Á.Löve & D.Löve | synonym |
| Orchis maculata var. foliis-immaculatis | Tinant | synonym |
| Orchis fuchsii ssp. rhoumensis | Hesl.-Harr. | synonym |
| Orchis maculata var. angustifolia | Hartm. | synonym |
| Dactylorchis maculata var. vexillum | (Lindm.) Verm. | synonym |
| Orchis maculata ssp. rhoumensis | Hesl.-Harr.f. | synonym |
| Orchis maculata var. angustifolia | Tinant | synonym |
| Orchis maculata f. depressa | Engenst. | synonym |
| Dactylorchis maculata var. densiflora | Verm. | synonym |
| Orchis maculata var. olgae | (Soó) Pauca | synonym |
| Orchis elodes | Griseb. | synonym |
| Orchis maculata f. carpatica | Zapał. | synonym |
| Dactylorchis maculata var. candidissima | (Krock.) Verm. | synonym |
| Orchis maculata f. obscura | Neuman | synonym |
| Orchis maculata var. paludosa | Marchand ex Tinant | synonym |
| Dactylorchis maculata var. sudetica | (Poech ex Rchb.f.) Verm. | synonym |
| Orchis maculata f. macroglossa | Druce | synonym |
| Orchis maculata f. leucantha | Druce | synonym |
| Orchis maculata var. latifolia | Hartm. | synonym |
| Orchis maculata var. transsilvanica | (Schur) Nyman | synonym |
| Dactylorchis maculata var. grandiflora | Verm. | synonym |
| Orchis maculata ssp. elodes | (Griseb.) K.Richt. | synonym |
| Orchis comosa | F.W.Schmidt | ambiguous synonym |
| Dactylorchis maculata var. hunyadensis | Borsos & Soó | synonym |
| Orchis maculata var. elabiata | R.Keller | synonym |
| Orchis maculata f. ovalifolia | Beck | synonym |
| Orchis tetragona | Heuff. | synonym |
| Orchis maculata f. traunsteineriifolius | Harz | synonym |
| Dactylorchis maculata ssp. rhoumensis | (Hesl.-Harr.f.) Hesl.-Harr.f. | synonym |
| Orchis macedonica | Griseb. | synonym |
| Orchis maculata f. bracteosa | Harz | synonym |
| Orchis ochrantha var. wettsteinii | H.Fleischm. | synonym |
| Orchis maculata var. concolor | Lange | synonym |
| Orchis maculata var. ochrantha | Pančić | synonym |
| Orchis maculata f. wettsteinii | (H.Fleischm.) Soó | synonym |
| Orchis maculata var. carnea | Tinant | synonym |
| Dactylorchis maculata var. traunsteineriifolius | Verm. | synonym |
| Dactylorchis maculata var. ericetorum | (E.F.Linton) Verm. | synonym |
| Orchis maculata f. brevicalcarata | Rohlena | synonym |
| Orchis calvellii | A.Terracc. | synonym |
| Orchis maculata var. albicans | Marchand ex Tinant | synonym |
| Dactylorchis maculata var. lineata | Verm. | synonym |
| Dactylorchis maculata ssp. elodes | (Griseb.) Verm. | synonym |
| Orchis maculata var. angustata | Harz | synonym |
| Orchis maculata elodes | (Griseb.) Rouy | synonym |
| Orchis maculata f. obtusifolia | Schur | synonym |
| Dactylorchis maculata var. angustiflora | Verm. | synonym |
| Orchis maculata var. alpina | Schur | synonym |
| Orchis nemorosa | Montandon | synonym |
| Dactylorchis maculata var. terschellingensis | Verm. | synonym |
| Orchis maculata ssp. transsilvanica | (Schur) Soó | synonym |
| Orchis ochrantha | (Pančić) H.Fleischm. | synonym |
| Orchis maculata var. gruenii | Van Heurck & Wesm. | synonym |
| Orchis maculata f. sacciferoides | (Klinge ex Schulze) Soó | synonym |
| Orchis maculata f. oblongifolia | Harz | synonym |
| Orchis maculata var. pumila | Neuman | synonym |
| Orchis maculata ssp. sudetica | (Poech ex Rchb.f.) K.Richt. | synonym |
| Orchis maculata var. montana | Marchand ex Tinant | synonym |
| Orchis obtusifolia | Schur | synonym |
| Orchis maculata immaculata | Schur | synonym |
| Orchis maculata f. subintegriflora | Druce | synonym |
| Orchis maculata var. palustris | E.G.Camus | synonym |
| Dactylorchis maculata var. ibericoides | Verm. | synonym |
| Orchis maculata var. longibracteata | Schur | synonym |
| Orchis fuchsii ssp. rhoumensis | Hesl.-Harr.f. | synonym |
| Orchis maculata var. praecox | Webster | synonym |
| Dactylorchis maculata var. vulgaris | Verm. | synonym |
| Orchis maculata var. comosa | Schur | synonym |
| Orchis maculata var. elodes | (Griseb.) Rchb.f. | synonym |
| Orchis maculata f. lancifolia | Harz | synonym |
| Dactylorchis maculata ssp. arduennensis | Zadoks | synonym |
| Orchis transsilvanica | Schur | synonym |
| Orchis maculata f. ericetorum | (E.F.Linton) Hagerup | synonym |
| Orchis maculata var. hunyadensis | (Borsos & Soó) Pauca | synonym |
| Orchis bractealis | Salisb. | synonym |
| Orchis coreana | Nakai | synonym |
| Orchis bracteata | Muhl. ex Willd. | ambiguous synonym |
| Orchis virescens | Muhl. ex Willd. | ambiguous synonym |
| Orchis obsoleta | Muhl. ex Willd. | synonym |
| Orchis flava var. virescens | (Muhl. ex Willd.) Green | synonym |
| Orchis batrachites | Schrank | synonym |
| Orchis ferruginea | (F.W.Schmidt) F.W.Schmidt | synonym |
| Orchis viridis var. major | Tinant | synonym |
| Orchis virens | Scop. | synonym |
| Orchis viridis var. vaillantii | Ten. | synonym |
| Orchis viridis var. labellifida | Costa ex Vayr. | synonym |
| Orchis viridis var. labellifida | Costa | synonym |
| Orchis romana var. guimaraesii | E.G.Camus | synonym |
| Orchis pseudosambucina ssp. sulphurea | (Link) Gand. | synonym |
| Orchis sulphurea | Link | ambiguous synonym |
| Orchis romana sulphurea | (Link) Soó | synonym |
| Orchis guimaraesii | (E.G.Camus) Rivas Goday | synonym |
| Dactylorchis flavescens | (K.Koch) Verm. | synonym |
| Orchis tenuifolia | K.Koch | ambiguous synonym |
| Orchis romana var. georgica | (Klinge) Schltr. | synonym |
| Orchis romana tenuifolia | Soó | synonym |
| Orchis romana flavescens | (K.Koch) Soó | synonym |
| Orchis flavescens | K.Koch | synonym |
| Orchis romana ssp. georgica | (Klinge) E.G.Camus | synonym |
| Orchis georgica | (Klinge) Medw. | synonym |
| Orchis mediterranea ssp. georgica | Klinge | synonym |
| Orchis siciliensis | (Klinge) A.W.Hill | synonym |
| Orchis pseudosambucina ssp. sicula | (Tineo) K.Richt. | synonym |
| Orchis pseudosambucina | Ten. | synonym |
| Orchis romana ssp. libanotica | Mouterde | synonym |
| Orchis mediterranea | Klinge | ambiguous synonym |
| Orchis ochroleuca | Schur | ambiguous synonym |
| Orchis mediterranea ssp. siciliensis | Klinge | synonym |
| Orchis bracteata | Ten. | ambiguous synonym |
| Orchis pseudosambucina ssp. markusii | (Tineo) Nyman | synonym |
| Orchis natalis | Tineo | synonym |
| Orchis lucana | Spreng. | synonym |
| Orchis sulphurea var. markusii | (Tineo) Maire | synonym |
| Orchis romana bicolor | G.Keller | synonym |
| Orchis mediterranea ssp. pseudosambucina | (Ten.) Klinge | synonym |
| Orchis sicula | Tineo | synonym |
| Orchis romana var. incarnata | E.G.Camus & A.Camus | synonym |
| Orchis romana f. markusii | (Tineo) Soó | synonym |
| Orchis romana var. markusii | (Tineo) E.G.Camus, Bergon & A.Camus | synonym |
| Orchis pseudosambucina var. natalis | (Tineo) Nyman | synonym |
| Orchis romana f. obtusifolia | (Tineo) Soó | synonym |
| Orchis pseudosambucina var. markusii | (Tineo) Barbey, Asch. & Levier | synonym |
| Orchis sambucina var. zimmermannii | A.Camus | synonym |
| Orchis fasciculata var. obtusifolia | Tineo | synonym |
| Orchis romana var. lutea | E.G.Camus & A.Camus | synonym |
| Orchis markusii | Tineo | synonym |
| Orchis sambucina | Brot. | ambiguous synonym |
| Orchis purpurella var. crassifolia | T.Stephenson | synonym |
| Orchis incarnata f. ampla | Höppner | synonym |
| Orchis praetermissa var. pulchella | Druce | synonym |
| Orchis purpurella var. maculosa | T.Stephenson | synonym |
| Orchis latifolia var. brevifolia | Rchb.f. | synonym |
| Orchis incarnata var. obscura | Höppner | synonym |
| Orchis purpurella var. pulchella | (Druce) Pugsley | synonym |
| Dactylorchis majalis ssp. cambrensis | R.H.Roberts | synonym |
| Orchis latifolia var. cambrica | Pugsley | synonym |
| Orchis incarnata var. pulchella | Druce | synonym |
| Orchis strictifolia var. ochroleuca | (Wüstnei ex Boll) Nannf. | synonym |
| Orchis incarnata ssp. ochroleuca | (Wüstnei ex Boll) O.Schwarz | synonym |
| Orchis incarnata var. straminea | Rchb.f. | synonym |
| Orchis incarnata var. ochroleuca | Wüstnei ex Boll | synonym |
| Orchis traunsteineri ssp. ochroleuca | (Wüstnei ex Boll) O.Schwarz | synonym |
| Orchis latifolia var. subincarnata | Rchb.f. | synonym |
| Orchis incarnata var. haematodes | (Rchb.) Nyman | synonym |
| Orchis cruenta var. haematodes | (Rchb.) Neuman | synonym |
| Orchis cruenta var. lanceolata | Neuman | synonym |
| Orchis cruenta var. subelliptica | Neuman | synonym |
| Orchis incarnata var. rhombeilabia-cruenta | Rchb.f. | synonym |
| Orchis cruentiformis | Neuman | synonym |
| Orchis haematodes | Rchb. | synonym |
| Dactylorchis cruenta | (O.F.Müll.) Verm. | synonym |
| Orchis incarnata haematodes | (Rchb.) Soó | synonym |
| Orchis latifolia var. cruenta | (O.F.Müll.) Lindl. | synonym |
| Orchis incarnata ssp. cruenta | (O.F.Müll.) Nyman | synonym |
| Orchis matodes | Rchb.f. | synonym |
| Dactylorchis incarnata var. haematodes | (Rchb.) Verm. | synonym |
| Orchis cruenta | O.F.Müll. | ambiguous synonym |
| Orchis incarnata f. haematodes | (Rchb.) M.Schulze | synonym |
| Orchis angustifolia ssp. cruenta | (O.F.Müll.) C.Hartm. | synonym |
| Orchis cruenta var. subtriangularis | Neuman | synonym |
| Orchis latifolia var. gemmana | Pugsley | synonym |
| Orchis latifolia var. dunensis | Rchb.f. | synonym |
| Dactylorchis traunsteineri var. dunensis | (Rchb.f.) Verm. | synonym |
| Orchis lapponica ssp. dunensis | (Rchb.f.) K.Richt. | synonym |
| Dactylorchis incarnata var. dunensis | (Druce) Verm. | synonym |
| Orchis incarnata f. atrirubra | Godfery | synonym |
| Orchis incarnata var. dunensis | Druce | synonym |
| Orchis latifolia var. coccinea | Pugsley | synonym |
| Dactylorchis incarnata var. lobelii | Verm. | synonym |
| Orchis incarnata pulchella | Höppner | synonym |
| Orchis umbrosa | Kar. & Kir. | synonym |
| Orchis turkestanica | (Klinge) Klinge ex B.Fedtsch. | synonym |
| Orchis incarnata var. kotschyi | Rchb.f. | synonym |
| Orchis cilicica | (Klinge) Schltr. | synonym |
| Orchis kotschyi | (Rchb.f.) Schltr. | synonym |
| Dactylorchis umbrosa | (Kar. & Kir.) Wendelbo | synonym |
| Orchis orientalis ssp. cilicica | Klinge | synonym |
| Orchis olocheilos var. osmanica | (Klinge) Soó | synonym |
| Orchis cataonica | H.Fleischm. | synonym |
| Orchis hatagirea var. afghanica | Soó | synonym |
| Orchis orientalis ssp. osmanica | Klinge | synonym |
| Orchis osmanica | (Klinge) A.W.Hill | synonym |
| Orchis sanasunitensis | H.Fleischm. | synonym |
| Orchis incarnata var. stenophylla | Freyn | synonym |
| Orchis olocheilos | (Boiss.) Soó | synonym |
| Orchis incarnata var. latifolia | Freyn | ambiguous synonym |
| Orchis incarnata f. ochroleuca | Bornm. | synonym |
| Orchis merovensis | Grossh. | synonym |
| Orchis persica | Schltr. | synonym |
| Orchis olocheilos var. sanasunitensis | (H.Fleischm.) Soó | synonym |
| Orchis incarnata var. olocheilos | Boiss. | synonym |
| Orchis orientalis ssp. turcestanica | Klinge | synonym |
| Orchis strictifolia | Opiz | synonym |
| Orchis incarnata var. seemenii | Asch. & Graebn. | synonym |
| Orchis incarnata var. lanceolata | Rchb.f. | synonym |
| Orchis latifolia var. hocquartiana | Dumort. | synonym |
| Orchis incarnata f. macrophylla | Schur | synonym |
| Dactylorchis incarnata var. longibracteata | Verm. | synonym |
| Dactylorchis incarnata var. sublatifolia | (Rchb.f.) Verm. | synonym |
| Orchis richardii | Tratt. | synonym |
| Orchis extensa | (Hartm.) Pritz. | synonym |
| Dactylorchis incarnata var. serotina | (Hausskn. ex M.Schulze) Verm. | synonym |
| Orchis incarnata f. stenophylla | Asch. & Graebn. | synonym |
| Dactylorchis incarnata var. angustispicata | Verm. | synonym |
| Orchis incarnata var. incisiloba | Zapał. | synonym |
| Orchis incarnata f. rostriformis | (Zapał.) Soó | synonym |
| Orchis comosa | Scop. | ambiguous synonym |
| Orchis incarnata var. subextensa | Neuman | synonym |
| Orchis divaricata | Rich. ex Loisel. | synonym |
| Orchis incarnata var. triloba-retusa | Rchb.f. | synonym |
| Orchis impudica | Crantz | synonym |
| Orchis latifolia var. lineare | Tinant | synonym |
| Dactylorchis incarnata var. latissima | (Zapał.) Verm. | synonym |
| Orchis strictifolia var. extensa | (Hartm.) Verm. | synonym |
| Orchis incarnata var. brevifolia | A.Fuchs | synonym |
| Orchis incarnata var. intermedia | Serg. | synonym |
| Orchis latifolia var. ecalcarata | Lej. | synonym |
| Orchis latifolia var. longibracteata | Neilr. | synonym |
| Orchis incarnata ssp. lanceata | (A.Dietr.) E.G.Camus | synonym |
| Orchis incarnata var. lanceata | (A.Dietr.) Rchb.f. | synonym |
| Dactylorchis incarnata var. brevicalcarata | (Rchb.f.) Verm. | synonym |
| Orchis incarnata var. altaica | Rchb.f. | synonym |
| Orchis latifolia var. angustifolia | Bab. | ambiguous synonym |
| Orchis angustifolia var. haussknechtii | Klinge | synonym |
| Orchis traunsteineri var. serotina | Hausskn. ex M.Schulze | synonym |
| Orchis incarnata f. subfoliosa | M.Schulze ex Asch. & Graebn. | synonym |
| Orchis comosa | Schur | ambiguous synonym |
| Dactylorchis incarnata var. remota | Verm. | synonym |
| Orchis incarnata ssp. fraasii | K.Richt. | synonym |
| Orchis incarnata var. albida | Rchb.f. | synonym |
| Orchis latifolia var. pallida | Tinant | synonym |
| Orchis incarnata var. latifolia | (L.) Blytt | ambiguous synonym |
| Orchis incarnata var. sublatifolia | Rchb.f. | synonym |
| Orchis condensa | Schur | synonym |
| Orchis divaricata | Boreau | synonym |
| Orchis angustifolia | Wimm. & Grab. | ambiguous synonym |
| Orchis latifolia var. tharandina | Rchb.f. | synonym |
| Orchis comosa var. angustifolia | Ambrosi | synonym |
| Orchis incarnata var. latissima | Zapał. | synonym |
| Dactylorchis incarnata var. leucantha | Verm. | synonym |
| Dactylorchis incarnata var. triangularis | Verm. | synonym |
| Orchis macra | Schur | synonym |
| Orchis incarnata f. praecox | Engenst. | synonym |
| Orchis incarnata f. retusa | Soó | synonym |
| Orchis serotina | (Hausskn. ex M.Schulze) A.F.Schwarz | synonym |
| Orchis palmata | Gilib. | synonym |
| Orchis latifolia var. maculata | Tinant | synonym |
| Dactylorchis incarnata var. rhombeilabia | Verm. | synonym |
| Orchis latifolia | L. | ambiguous synonym |
| Orchis militaris | Puccin. ex Parl. | misapplied |
| Orchis tharandina | Rchb.f. | synonym |
| Orchis mixta | Retz. | synonym |
| Orchis incarnata var. rhombeilabia-acroglossa | Rchb.f. | synonym |
| Orchis incarnata var. fraasii | (K.Richt.) Soó | synonym |
| Orchis incarnata f. elatior | Serg. | synonym |
| Dactylorchis latifolia | (L.) Rothm. | synonym |
| Orchis incarnata f. lanceata | (A.Dietr.) Snarskis | synonym |
| Orchis lanceata | A.Dietr. | synonym |
| Orchis incarnata var. pallida | Brenner | synonym |
| Orchis altaica | (Rchb.f.) Soó | synonym |
| Orchis incarnata var. trifurca | Rchb.f. | synonym |
| Orchis incarnata var. haussknechtii | (Klinge) O.Schwarz | synonym |
| Dactylorchis incarnata var. divaricata | (Rich. ex Loisel.) Verm. | synonym |
| Dactylorchis incarnata var. brachyphylla | Verm. | synonym |
| Orchis latifolia var. divaricata | (Rich. ex Loisel.) Nyman | synonym |
| Orchis angustifolia var. divaricata | Nyman | synonym |
| Orchis incarnata var. brevicalcarata | Rchb.f. | synonym |
| Dactylorchis incarnata var. beckii | Verm. | synonym |
| Orchis incarnata var. lanceata-fraasii | Rchb.f. | synonym |
| Dactylorchis incarnata var. vulgaris | Verm. | synonym |
| Dactylorchis incarnata var. noncircumscripta | Verm. | synonym |
| Orchis incarnata var. maxima | Cuatrec. | synonym |
| Orchis latifolia var. rubra | Gray | synonym |
| Orchis fistulata | Stokes | synonym |
| Dactylorchis incarnata var. extensa | (Hartm.) Verm. | synonym |
| Orchis incarnata var. divaricata | (Rich. ex Loisel.) St.-Lag. | synonym |
| Orchis latifolia ssp. impudica | Soó | synonym |
| Dactylorchis incarnata f. punctata | Verm. | synonym |
| Orchis fistulosa | Moench | synonym |
| Orchis incarnata var. platyphylla | Snarskis | synonym |
| Orchis incarnata var. borealis | Neuman | synonym |
| Orchis incarnata var. hyphaematodes | Neuman | synonym |
| Orchis incarnata var. extensa | (Hartm.) Rchb.f. | synonym |
| Orchis latifolia var. nemorosa | Westerl. | synonym |
| Orchis strictiflora | Opiz | synonym |
| Orchis incarnata var. angustifolia | Blytt | ambiguous synonym |
| Dactylorchis incarnata f. multiangulata | Verm. | synonym |
| Orchis incarnata var. rostriformis | Zapał. | synonym |
| Orchis angustifolia | Loisel. ex Rchb. | ambiguous synonym |
| Orchis angustifolia var. extensa | Hartm. | synonym |
| Orchis traunsteineri | Saut. ex W.D.J.Koch | misapplied |
| Orchis kerryensis | Wilmott | synonym |
| Dactylorchis kerryensis | (Wilmott) Verm. | synonym |
| Orchis majalis var. occidentalis | Pugsley | synonym |
| Orchis occidentalis | (Pugsley) Wilmott | synonym |
| Dactylorchis occidentalis | (Pugsley) Verm. | synonym |
| Dactylorchis sphagnicola | (Höppner) Verm. | synonym |
| Orchis hoeppneri | (A.Fuchs) Höppner ex Verm. | synonym |
| Dactylorchis deweveri | Verm. | synonym |
| Orchis sphagnicola | Höppner | synonym |
| Orchis traunsteineri f. hoeppneri | (A.Fuchs) Soó | synonym |
| Orchis angustifolia var. densiflora | Neuman | synonym |
| Dactylorchis hoeppneri | (A.Fuchs) Verm. | synonym |
| Orchis maculata ssp. traunsteineri | (Saut. ex Rchb.) Douin | synonym |
| Orchis angustifolia f. amplivaginata | Klinge | synonym |
| Orchis angustifolia ssp. pycnantha | Neuman | synonym |
| Orchis angustifolia var. immaculata | Klinge | synonym |
| Orchis angustifolia var. erecta | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis traunsteineri var. schurii | (Klinge) Asch. & Graebn. | synonym |
| Orchis angustifolia f. remota | Klinge | synonym |
| Orchis angustifolia f. ammatica | Klinge | synonym |
| Orchis gracilis | Höppner | ambiguous synonym |
| Orchis angustifolia f. schmidtii | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Dactylorchis lapponica | (Laest. ex Hartm.) Verm. | synonym |
| Orchis angustifolia var. mielichhoferi | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis angustifolia subf. strictior | Klinge | synonym |
| Orchis traunsteineri | Saut. ex Rchb. | synonym |
| Orchis incarnata var. traunsteineri | (Saut. ex Rchb.) Parl. | synonym |
| Orchis angustifolia f. longispicata | Klinge | synonym |
| Orchis incarnata var. angustifolia | (Lindl.) Rchb.f. | ambiguous synonym |
| Orchis angustifolia f. reichenbachii | Klinge | synonym |
| Orchis angustifolia f. comosa | Klinge | synonym |
| Orchis angustifolia f. spathulata | Klinge | synonym |
| Dactylorchis gracilis | Hesl.-Harr. | synonym |
| Orchis angustifolia subf. densata | Klinge | synonym |
| Orchis angustifolia f. laxiflora | Klinge | synonym |
| Orchis angustifolia var. brevifolia | Klinge | synonym |
| Orchis angustifolia var. nylandri | Klinge | synonym |
| Orchis angustifolia var. tenuifolia | Klinge | synonym |
| Orchis angustifolia f. densissima | Klinge | synonym |
| Orchis angustifolia f. immaculata | Klinge | synonym |
| Orchis angustifolia var. reolana | Klinge | synonym |
| Orchis angustifolia ssp. subcapitata | Neuman | synonym |
| Orchis angustifolia var. pusilla | Neuman | synonym |
| Orchis angustifolia var. tarbatonica | Klinge | synonym |
| Orchis steegeri | Höppner | synonym |
| Orchis angustifolia subf. elegantior | Klinge | synonym |
| Orchis angustifolia var. acuminata | (Klinge) Neuman | synonym |
| Orchis angustifolia f. papjerwica | Klinge | synonym |
| Orchis angustifolia f. lehnertii | Klinge | synonym |
| Dactylorchis traunsteineri var. klingei | Verm. | synonym |
| Orchis angustifolia var. abeliana | Klinge | synonym |
| Orchis angustifolia var. lapponica | Laest. ex Hartm. | synonym |
| Orchis curvifolia | F.Nyl. | synonym |
| Orchis angustifolia f. schurii | Klinge | synonym |
| Orchis angustifolia var. estonica | Klinge | synonym |
| Orchis maculata var. recurva | (F.Nyl. ex Fr.) Nyman | synonym |
| Orchis angustifolia var. patens | Klinge | synonym |
| Orchis angustifolia subf. superans | Klinge | synonym |
| Orchis angustifolia f. laxiuscula | Klinge | synonym |
| Orchis angustifolia f. subcurva | Klinge | synonym |
| Orchis angustifolia f. gracilis | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis lapponica | (Laest. ex Hartm.) K.Richt. | synonym |
| Orchis angustifolia f. obtusifolia | Klinge | synonym |
| Orchis angustifolia var. superba | Klinge | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis angustifolia f. levaschevoica | Klinge | synonym |
| Orchis angustifolia var. gracillima | Klinge | synonym |
| Orchis angustifolia var. elongata | Klinge | synonym |
| Orchis angustifolia var. sauteri | (Klinge) Klinge | synonym |
| Orchis angustifolia f. acuminata | Klinge | synonym |
| Orchis angustifolia f. anziensis | Klinge | synonym |
| Orchis angustifolia var. poenalica | Klinge | synonym |
| Dactylorchis curvifolia | (F.Nyl.) Verm. | synonym |
| Orchis majalis var. eborensis | Godfery | synonym |
| Orchis angustifolia f. densiuscula | Klinge | synonym |
| Orchis angustifolia f. laxa | Klinge | synonym |
| Orchis latifolia var. lapponica | (Laest. ex Hartm.) Rchb.f. | synonym |
| Orchis angustifolia f. sauteri | Klinge | synonym |
| Orchis angustifolia f. rosiensis | Klinge | synonym |
| Orchis angustifolia f. oblonga | Klinge | synonym |
| Orchis angustifolia subf. filiformis | Klinge | synonym |
| Orchis recurva | F.Nyl. ex Fr. | synonym |
| Orchis angustifolia f. friesii | Klinge | synonym |
| Orchis maculata var. schurii | (Klinge) Pauca | synonym |
| Orchis angustifolia var. stricta | Klinge | synonym |
| Orchis angustifolia f. densiflora | Klinge | synonym |
| Orchis latifolia var. traunsteineri | (Saut. ex Rchb.) Godr. | synonym |
| Orchis angustifolia f. tiudiensis | Klinge | synonym |
| Orchis latifolia var. angustifolia | Lindl. | ambiguous synonym |
| Orchis pseudocordigera | Neuman | synonym |
| Orchis angustifolia f. suberecta | Klinge | synonym |
| Orchis latifolia var. eboracensis | Godfery | synonym |
| Orchis angustifolia ssp. friesii | (Klinge) Neuman | synonym |
| Orchis maculata ssp. lapponica | (Laest. ex Hartm.) Nyman | synonym |
| Orchis angustifolia var. sanionis | Klinge | synonym |
| Orchis wirtgenii | Höppner | synonym |
| Orchis angustifolia var. blyttii | Klinge | synonym |
| Orchis angustifolia subf. dissita | Klinge | synonym |
| Orchis angustifolia var. recurva | Klinge | synonym |
| Orchis angustifolia subf. intermedia | Klinge | synonym |
| Orchis angustifolia f. fichtenbergii | Klinge | synonym |
| Orchis angustata | Arv.-Touv. | synonym |
| Orchis sambucina var. subalpina | Rchb.f. | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis rhenana | Höppner | synonym |
| Orchis angustifolia ssp. traunsteineri | (Saut. ex Rchb.) C.Hartm. | synonym |
| Orchis angustifolia f. pulcherrima | Klinge | synonym |
| Orchis maculata f. schurii | (Klinge) Soó | synonym |
| Orchis angustifolia f. brevispicata | Klinge | synonym |
| Orchis angustifolia subf. maculata | Klinge | synonym |
| Orchis angustifolia f. angustivaginata | Klinge | synonym |
| Dactylorchis pseudocordigera | (Neuman) Lid | synonym |
| Orchis angustifolia subf. laxata | Klinge | synonym |
| Dactylorchis traunsteineri | (Saut. ex Rchb.) Verm. | synonym |
| Orchis angustifolia subf. subcurva | (Klinge) Klinge | synonym |
| Orchis angustifolia var. rigidula | Klinge | synonym |
| Dactylorchis traunsteineri var. rhombilabris | Verm. | synonym |
| Orchis angustifolia f. perhoica | Klinge | synonym |
| Orchis angustifolia var. curvifolia | (F.Nyl.) Nyman | synonym |
| Orchis angustifolia subf. conferta | Klinge | synonym |
| Orchis angustifolia subf. venusta | Klinge | synonym |
| Orchis rigida | Höppner | synonym |
| Orchis angustifolia subf. immaculata | Klinge | ambiguous synonym |
| Orchis angustifolia f. paanajaervica | Klinge | synonym |
| Orchis majalis f. brevicalcarata | Harz | synonym |
| Dactylorchis majalis var. integra | (Harz) Verm. | synonym |
| Dactylorchis majalis var. brevicalcarata | (Harz) Verm. | synonym |
| Dactylorchis majalis var. aequiloba | (Harz) Verm. | synonym |
| Dactylorchis majalis var. immaculata | (Regel) Verm. | synonym |
| Orchis latifolia var. uncinata | Rchb.f. | synonym |
| Orchis latifolia var. macrobracteata | Schur | synonym |
| Orchis latifolia var. integra | Harz | synonym |
| Orchis latifolia f. laxa | (Harz) Soó | synonym |
| Orchis latifolia f. ampla | Asch. & Graebn. | synonym |
| Orchis latifolia var. aggregata | Harz | synonym |
| Orchis majalis f. barlae | E.G.Camus | synonym |
| Orchis maculata ssp. latifolia | Bonnier & Layens | synonym |
| Orchis majalis f. linearis | Thielens | synonym |
| Orchis latifolia f. aequiloba | (Harz) Soó | synonym |
| Dactylorchis majalis f. albolileacea | Verm. | synonym |
| Dactylorchis majalis var. gracilis | Verm. | synonym |
| Orchis latifolia var. robusta | Harz | synonym |
| Orchis latifolia | Scop. | ambiguous synonym |
| Orchis latifolia var. aequiloba | Harz | synonym |
| Orchis latifolia f. pumila | Freyn ex M.Schulze | synonym |
| Orchis latifolia f. pinguis | Asch. & Graebn. | synonym |
| Orchis alpestris | Pugsley | ambiguous synonym |
| Dactylorchis majalis var. albiflora | (Tinant) Verm. | synonym |
| Orchis latifolia var. immaculata | Regel | synonym |
| Dactylorchis majalis var. alpestroides | Verm. | synonym |
| Orchis latifolia f. macrobracteata | (Schur) Soó | synonym |
| Orchis latifolia var. linguata | Harz | synonym |
| Dactylorchis majalis f. ampla | (Asch. & Graebn.) Verm. | synonym |
| Dactylorchis majalis var. linguata | (Harz) Verm. | synonym |
| Dactylorchis majalis var. magnicalcarata | (Harz) Verm. | synonym |
| Orchis majalis f. immaculata | Harz | synonym |
| Dactylorchis majalis var. laxa | (Harz) Verm. | synonym |
| Orchis majalis pallida | Thielens | synonym |
| Orchis latifolia var. laxa | Harz | synonym |
| Dactylorchis majalis f. alboliliacea | Verm. | synonym |
| Dactylorchis latifolia ssp. brevifolia | Bisse | synonym |
| Orchis latifolia var. albiflora | Tinant | synonym |
| Orchis latifolia var. obtusa | Gray | ambiguous synonym |
| Orchis majalis f. magnicalcarata | Harz | synonym |
| Orchis majalis f. laxa | Harz | synonym |
| Orchis majalis carnea | Neuman | synonym |
| Orchis latifolia var. palustris | Gray | synonym |
| Orchis latifolia var. gracilis | Warnst. | synonym |
| Dactylorchis majalis var. brachyphylla | Verm. | synonym |
| Orchis latifolia var. brevicalcarata | Harz | synonym |
| Dactylorchis majalis var. macrobracteata | (Schur) Verm. | synonym |
| Dactylorchis majalis var. atrorubens | Verm. | synonym |
| Orchis latifolia f. brevicalcarata | (Harz) Soó | synonym |
| Orchis latifolia var. macrantha | Zapał. | synonym |
| Dactylorchis alpestris | (Pugsley) Verm. | synonym |
| Dactylorchis majalis var. submaculata | (Rchb.f.) Verm. | synonym |
| Orchis majalis f. maculata | Thielens | synonym |
| Orchis latifolia var. magnicalcarata | Harz | synonym |
| Orchis majalis var. tharandina | Rchb.f. | synonym |
| Orchis majalis albiflora | Thielens | synonym |
| Orchis majalis alborosacea | Erdner | synonym |
| Orchis majalis f. linguata | Harz | synonym |
| Orchis latifolia var. submaculata | Rchb.f. | synonym |
| Dactylorchis majalis var. alborosacea | (Erdner) Verm. | synonym |
| Orchis praetermissa ssp. junialis | (Verm.) Verm. | synonym |
| Dactylorchis praetermissa var. triangularis | Verm. | synonym |
| Orchis praetermissa ssp. integrata | (E.G.Camus) E.G.Camus & A.Camus | synonym |
| Dactylorchis praetermissa | (Druce) Verm. | synonym |
| Dactylorchis praetermissa var. elata | Verm. | synonym |
| Orchis praetermissa var. macrantha | Sipkes | synonym |
| Dactylorchis praetermissa var. cuspidata | Deinum ex Verm. | synonym |
| Dactylorchis praetermissa var. parvifructa | Verm. | synonym |
| Orchis incarnata ssp. integrata | (E.G.Camus) E.G.Camus | synonym |
| Dactylorchis praetermissa var. longifolia | Verm. | synonym |
| Dactylorchis praetermissa var. macrantha | (Sipkes) Verm. | synonym |
| Orchis praetermissa f. macrantha | (Sipkes) Soó | synonym |
| Orchis praetermissa var. albiflora | Druce | synonym |
| Orchis latifolia var. junialis | Verm. | synonym |
| Orchis integrata | (E.G.Camus) E.G.Camus | synonym |
| Dactylorchis praetermissa var. tenera | Verm. | synonym |
| Orchis incarnata var. albiflora | Lecoq & Lamotte ex Thielens | synonym |
| Dactylorchis praetermissa var. junialis | (Verm.) Verm. | synonym |
| Orchis incarnata var. integrata | E.G.Camus | synonym |
| Orchis praetermissa | Druce | synonym |
| Orchis pardalina | Pugsley | synonym |
| Orchis longifolia var. gracilis | Neuman | synonym |
| Dactylorchis longifolia | (Neuman) Verm. | synonym |
| Orchis latifolia f. baltica | (Klinge) M.Schulze | synonym |
| Orchis latifolia ssp. baltica | Klinge | synonym |
| Orchis baltica | (Klinge) A.Fuchs | synonym |
| Orchis longifolia | Neuman | synonym |
| Orchis latifolia var. tenuior | Neuman | synonym |
| Dactylorchis baltica | (Klinge) Verm. | synonym |
| Orchis latifolia var. macilenta | Harz | synonym |
| Orchis cordigera var. grisebachii | (Pant.) Klinge | synonym |
| Orchis grisebachii | Pant. | synonym |
| Orchis cruenta ssp. blyttii | (Rchb.f.) Soó | synonym |
| Orchis cordigera var. siculorum | (Soó) Pauca | synonym |
| Orchis rivularis | Heuff. ex Schur | synonym |
| Orchis latifolia var. lanceata | Harz | synonym |
| Orchis latifolia var. abbreviata | Harz | synonym |
| Orchis latifolia var. vulgaris | Harz | synonym |
| Orchis latifolia var. elata | Harz | ambiguous synonym |
| Orchis latifolia var. macrochlamys | Asch. & Graebn. | synonym |
| Orchis traunsteineri var. grisebachii | (Pant.) E.G.Camus | synonym |
| Orchis latifolia var. parvicalcarata | Harz | synonym |
| Orchis cordigera rochelii | (Griseb. & Schenk) Asch. & Graebn. | synonym |
| Orchis cruenta | Rochel | ambiguous synonym |
| Orchis cordigera var. rocheliana | Klinge | synonym |
| Orchis monticola | Klinge | synonym |
| Orchis cordigera ssp. blyttii | (Rchb.f.) K.Richt. | synonym |
| Orchis cordigera f. subtriloba | Soó | synonym |
| Orchis latifolia f. inaequiloba | (Harz) Soó | synonym |
| Orchis latifolia var. laxiuscula | Harz | synonym |
| Orchis cordigera var. klingei | E.G.Camus | synonym |
| Orchis latifolia var. traunsteineriiformis | Harz | synonym |
| Orchis latifolia var. trilobata | Harz | synonym |
| Orchis monticola ssp. bosniaca | (Beck) Klinge | synonym |
| Orchis rocheliana | (Klinge) Klinge | synonym |
| Orchis siculorum | (Soó) Soó | synonym |
| Orchis cordigera f. banatica | Asch. & Graebn. | synonym |
| Orchis bosniaca | Beck | synonym |
| Orchis latifolia var. orbiculatus | Zapał. | synonym |
| Orchis cordigera f. macrobracteata | (Schur) Soó | synonym |
| Orchis latifolia var. rochelii | Griseb. & Schenk | synonym |
| Orchis latifolia var. trifida | Harz | synonym |
| Orchis blyttii | (Rchb.f.) Soó | synonym |
| Orchis latifolia var. conica | Lindl. | synonym |
| Orchis latifolia var. brevibracteata | Harz | synonym |
| Orchis cordigera f. rochelii | (Griseb. & Schenk) Klinge | synonym |
| Orchis cordigera f. simonkaiana | Soó | synonym |
| Orchis lagotis | Rchb.f. | synonym |
| Orchis latifolia var. obtusa | Harz | ambiguous synonym |
| Orchis latifolia var. densa | Harz | synonym |
| Orchis monticola ssp. cordigera | (Fr.) Klinge | synonym |
| Orchis latifolia var. lagotis | Rchb.f. | synonym |
| Orchis latifolia var. blyttii | Rchb.f. | synonym |
| Orchis cordigera f. rivularis | (Heuff. ex Schur) Soó | synonym |
| Orchis cordigera var. macrobracteata | Schur | synonym |
| Orchis cordigera immaculata | Klinge | synonym |
| Orchis cordigera f. grisebachii | (Pant.) Soó | synonym |
| Orchis hungarica | Pant. ex G.Keller & Soó | synonym |
| Orchis cordigera ssp. siculorum | Soó | synonym |
| Orchis latifolia var. sparsiflora | Harz | synonym |
| Orchis latifolia var. cordigera | (Fr.) Rchb.f. | synonym |
| Dactylorchis cordigera | (Fr.) Verm. | synonym |
| Orchis cordigera var. bosniaca | (Beck) Klinge | synonym |
| Orchis foliosa | Schur | ambiguous synonym |
| Orchis latifolia var. humilis | Harz | synonym |
| Orchis latifolia var. inaequiloba | Harz | synonym |
| Orchis latifolia f. densa | (Harz) Soó | synonym |
| Orchis latifolia f. gracilis | Schur | synonym |
| Orchis cordigera var. foliosa | Klinge | synonym |
| Orchis latifolia var. pyramidalis | Harz | synonym |
| Orchis latifolia var. comosa | Harz | synonym |
| Orchis latifolia var. densiflora | Harz | synonym |
| Orchis cordigera ssp. bosniaca | (Beck) Klinge | synonym |
| Orchis cordigera | Fr. | synonym |
| Orchis angustifolia var. elata | Hartm. | synonym |
| Orchis latifolia var. elatior | (Fr.) Blytt | ambiguous synonym |
| Orchis elatior | (Fr.) Afzel. ex Rchb.f. | synonym |
| Orchis latifolia ssp. elatior | Fr. | synonym |
| Orchis strictifolia var. elata | (Hartm.) Hyl. | synonym |
| Orchis angustifolia ssp. elata | (Hartm.) C.Hartm. | synonym |
| Spilorchis weinthalii ssp. striatum | (D.L.Jones) D.L.Jones & M.A.Clem. | synonym |
| Orchis triphylla | (Thouars) Spreng. | ambiguous synonym |
| Orchis obcordata | P.Willemet | ambiguous synonym |
| Orchis mauritiana | Sieber ex Steud. | ambiguous synonym |
| Calonemorchis exilis ssp. vanleeuwenii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis applanata ssp. erubescens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis uliginosa ssp. patulens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis uliginosa ssp. candicans | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis cleistogama | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis bryceana ssp. cracens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. albella | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. borealis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. crassa | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. calcigena | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis eminens | (Domin) Szlach. | synonym |
| Arachnorchis longicauda ssp. eminens | (Domin) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. australora | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. merrittii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. clivicola | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. rigidula | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis longicauda ssp. redacta | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis attingens ssp. gracillima | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis remota ssp. parva | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis pholcoidea ssp. augustensis | (Hopper & A.P.Br.) Szlach. & Rutk. | synonym |
| Arachnorchis pholcoidea ssp. augustensis | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis pendens ssp. talbotii | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis hirta ssp. rosea | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis caesarea ssp. maritima | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Calonemorchis caesarea ssp. transiens | (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. | synonym |
| Arachnorchis leptochila ssp. dentata | D.L.Jones | synonym |
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