| Author | Title | Journal/publisher | Literature ref. no. |
| Lewis, J. (1960) | Cycadaceae (including Zamiaceae) | Flora Zambesiaca 1(1) | 68 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 3 |
| Cycas thouarsii (cultivated) |
| Encephalartos gratus (cultivated) |
| Encephalartos manikensis |