| Name | Polystachya simplex Rendle |
| Authorship | Rendle |
| Rank | Species |
| Placed in | Polystachya Hooker |
| Citation | 1895 J. Bot. 33: 199 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polystachya simplex Rendle |
| Identification made in | [no date] (2) |