| Scientific Name | Authority | Status |
|---|---|---|
| Polycycnis | Rchb.f. | accepted |
| Polycycnis ornata | Garay | accepted |
| Polycycnis aurita | Dressler | accepted |
| Polycycnis surinamensis | C.Schweinf. | accepted |
| Polycycnis pfisteri | Senghas, Tagges. & G.Gerlach | accepted |
| Polycycnis muscifera | (Lindl. & Paxton) Rchb.f. | accepted |
| Polycycnis lehmannii | Rolfe | accepted |
| Polycycnis escobariana | G.Gerlach | accepted |
| Polycycnis grayi | Dodson | accepted |
| Polycycnis lepida | Linden & Rchb.f. | accepted |
| Polycycnis silvana | F.Barros | accepted |
| Polycycnis annectans | Dressler | accepted |
| Polycycnis villegasiana | G.Gerlach | accepted |
| Polycycnis blancoi | G.Gerlach | accepted |
| Polycycnis tortuosa | Dressler | accepted |
| Polycycnis grandiflora | G.Gerlach & Pupulin | accepted |
| Polycycnis breviloba | Summerh. | synonym |
| Polycycnis barbata | (Lindl. ex Linden) Rchb.f. | synonym |
| Polycycnis acutiloba | Schltr. | synonym |
| Polycycnis morganii | Dodson | synonym |
| Polycycnis lepida var. gratiosa | (Endrés & Rchb.f.) Stein | synonym |
| Polycycnis gratiosa | Endrés & Rchb.f. | synonym |
| Polycycnis trullifera | D.E.Benn. & Christenson | synonym |
| Polycycnis vittata | (Lindl.) Rchb.f. | synonym |
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