| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Eulophia | Euph | eustachya | 1988 | (Rchb.f.) Geerinck |
| Add+ | Pteroglossaspis | Pgps | engleriana | 1894 | Kraenzl. |
| Add+ | Pteroglossaspis | Pgps | eustachya | 1878 | Rchb.f. |
| Add+ | Orthochilus | Orthochilus | eustachyus | 2014 | (Rchb.f.) Bytebier |