| Author | Title | Journal/publisher | Literature ref. no. |
| Paiva, J. & Nogueira, I. (1990) | Gentianaceae | Flora Zambesiaca 7(4) | 220 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 7 |
| Congolanthus longidens |
| Exochaenium baumianum |
| Exochaenium debile |
| Exochaenium grande |
| Exochaenium platypterum |
| Exochaenium pumilum |
| Exochaenium teuszii |