| Scientific Name | Authority | Status |
|---|---|---|
| Polystachya shirensis | Rchb.f. | synonym |
| Polystachya kindtiana | De Wild. | synonym |
| Dendrorkis shirensis | (Rchb.f.) Kuntze | synonym |
| Dendrorkis similis | (Rchb.f.) Kuntze | synonym |
| Polystachya rigidula | Rchb.f. | synonym |
| Polystachya duemmeriana | Kraenzl. | synonym |
| Polystachya similis | Rchb.f. | synonym |
| Polystachya nitidula | Rchb.f. | synonym |
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