| Name | Peperomia oscarii Trelease & Yuncker | 
| Authorship | Trelease & Yuncker | 
| Rank | Species | 
| Placed in | Peperomia Ruiz & Pavon | 
| Citation | 1950 Piperac. N. South Amer. 2: 656–657, f. 574 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Peperomia oscarii Trelease & Yuncker | 
| Identification made in | [no date] (2) |