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CCDB → Angiosperms → Orchidaceae → Cyrtostylis
| Taxon name | Status | Median (n) |
| Cyrtostylis oblonga Hook. | Accepted | 22 |
| Cyrtostylis rotundifolia Hook. | Accepted | 22 |
| Acianthus oblonga (Hook.) Schltr. | Synonym of Cyrtostylis oblonga Hook. | 22 |