| Author | Title | Journal/publisher | Literature ref. no. |
| Balle, S. (1948) | Piperaceae | Flore du Congo Belge et du Ruanda-Urundi Volume I 15-27 | 1473 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 8 |
| Peperomia bangroana |
| Peperomia fernandopoiana var. butaguensis |
| Peperomia leptostachya |
| Peperomia retusa |
| Peperomia tetraphylla |
| Piper capense var. capense |
| Piper guineense |
| Piper umbellatum |