| Author | Title | Journal/publisher | Literature ref. no. |
| Lisowski, S., Bamps, P.. Geerinck, D. & schaijes, M. (1987) | Flore d'Afrique Centrale; Notes Systematiques et Floristiques | Bull. Jard. Bot. Nat. Belg. 57(3/4) 461-484 | 1626 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| No species found |