| Author | Title | Journal/publisher | Literature ref. no. |
| Hilliard, O.M. (1999) | The tribe Selagineae (Scrophulariaceae) | Kew Publishing | 716 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 4 |
| Selago blantyrensis |
| Selago coerulea |
| Selago thyrsoidea var. thyrsoidea |
| Selago whyteana |