| Scientific Name | Authority | Status |
|---|---|---|
| Rhynchostylis | Blume | accepted |
| Rhynchostylis retusa | (L.) Blume | accepted |
| Rhynchostylis cymifera | Yohannan, J.Mathew & Szlach. | accepted |
| Rhynchostylis rieferi | W.E.Higgins | accepted |
| Rhynchostylis gigantea | (Lindl.) Ridl. | accepted |
| Rhynchostylis latifolia | C.E.C.Fisch. | synonym |
| Rhynchostylis papillosa | (Lindl.) Heynh. | synonym |
| Rhynchostylis coelestis | (Rchb.f.) A.H.Kent | synonym |
| Rhynchostylis garwalica | (Lindl.) Rchb.f. | synonym |
| Rhynchostylis guttata | (Lindl.) Rchb.f. | synonym |
| Rhynchostylis retusa f. albiflora | (I.Barua & Bora) Christenson | synonym |
| Rhynchostylis albiflora | I.Barua & Bora | synonym |
| Rhynchostylis praemorsa | (Willd.) Blume | synonym |
| Rhynchostylis gigantea ssp. violacea | (Lindl.) Christenson | accepted |
| Rhynchostylis gigantea ssp. gigantea | accepted | |
| Rhynchostylis densiflora | (Lindl.) L.O.Williams | synonym |
| Rhynchostylis violacea | (Lindl.) Rchb.f. | synonym |
| Rhynchostylis gigantea f. harrisoniana | (Hook.) M.Wolff & O.Gruss | synonym |
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