| Author | Title | Journal/publisher | Literature ref. no. |
| Binns, B. (1968) | A First Check List of the Herbaceous Flora of Malawi | The Government Printer, Zomba, Malawi | 961 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 4 |
| Cynanchum viminale subsp. suberosum |
| Marsdenia sylvestris |
| Periploca linearifolia |
| Vincetoxicum afrum |