| 1273 | 199.1 | Polystachya caracasana Rchb. f. |
| 1275 | 199.2 | Polystachya flavescens Lindley |
| 1276 | 199.3 | Polystachya galeata (Sw.) Rchb. f. |
| 1277 | 199.4 | Polystachya maculata P. J. Cribb |
| 1278 | 199.5 | Polystachya masasayensis Rchb. f. |
| 1279 | 199.6 | Polystachya ottoniana Rchb. f. |
| 1280 | 199.7 | Polystachya sp. |
| 1677 | 199.8 | Polystachya vulcanica Kraenzl. |