| Author | Title | Journal/publisher | Literature ref. no. |
| Mathieu, G. (2001-2010) | The Internet Peperomia Reference | Published on the internet: http://www.peperomia.net/ | 499 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 3 |
| Peperomia leptostachya |
| Peperomia retusa |
| Peperomia tetraphylla |