| Name | Peperomia quadrangularis (J. V. Thompson) A. Dietrich |
| Authorship | (J. V. Thompson) A. Dietrich |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Peperomia Ruiz & Pavon |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Peperomia quadrangularis (J. V. Thompson) A. Dietrich |
| Identification made in | [no date] (15), 2005 (1) |