| Author | Title | Journal/publisher | Literature ref. no. |
| Diniz, M.A. (1988) | Bignoniaceae | Flora Zambesiaca 8(3) | 169 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 3 |
| Kigelia africana subsp. africana |
| Markhamia obtusifolia |
| Stereospermum kunthianum |