| Author | Title | Journal/publisher | Literature ref. no. |
| Boutique, R. (1971) | Deux Gentianacees nouvelles du Congo-Kinshasa | Bull. Jard. Bot. Nat. Belg. 41(2) 261-264 | 1623 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 2 |
| Exochaenium wildemanianum |
| Karina tayloriana |