| Author | Title | Journal/publisher | Literature ref. no. |
| Troupin, G. (1985) | Boraginaceae | Flore du Rwanda Spermatophytes Volume III 257-266 | 1313 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 6 |
| Cordia africana |
| Cynoglossum amplifolium |
| Cynoglossum lanceolatum |
| Euploca strigosa |
| Trichodesma physaloides |
| Trichodesma zeylanicum |