| Name | Polystachya powellii Ames |
| Authorship | Ames |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polystachya Hooker |
| GUID | urn:lsid:ipni.org:names:654487-1 |
| Citation | 1924 Sched. Orchid. 7: 31 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Polystachya powellii Ames |
| Identification made in | [no date] (1), 1923 (1), 2006 (1), 2011 (1), 2014 (1) |