| Author | Title | Journal/publisher | Literature ref. no. |
| Cribb, P.J. (1984) | Orchidaceae (Part 2) | Flora of Tropical East Africa | 550 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 3 |
| Calanthe sylvatica |
| Epipogium roseum |
| Polystachya dendrobiiflora |