| Author | Title | Journal/publisher | Literature ref. no. |
| Mueller, T. (1963) | Geraniaceae | Flora Zambesiaca 2(1) | 3 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 3 |
| Geranium aculeolatum |
| Geranium arabicum subsp. arabicum |
| Geranium vagans subsp. vagans |