 
| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Xylobium | Xyl | colleyi | 1890 | (Bateman ex Lindl.) Rolfe | 
| Add+ | Maxillaria | Max | brachypus | 1852 | Rchb.f. | 
| Add+ | Maxillaria | Max | rebellis | 1854 | Rchb.f. | 
| Add+ | Xylobium | Xyl | brachypus | 1884 | (Rchb.f.) Hemsl. | 
| Add+ | Xylobium | Xyl | brachystachyum | 1906 | Kraenzl. | 
| Add+ | Maxillaria | Max | colleyi | 1838 | Bateman ex Lindl. | 
 
 
