| Name | Piper costatum C. de Candolle |
| Authorship | C. de Candolle |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1908 Bot. Jahrb. Syst. 40: 243 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Piper costatum C. de Candolle |
| Identification made in | [no date] (1) |