| Name | Piper cararense var. productipes Trelease & Yuncker |
| Authorship | Trelease & Yuncker |
| Rank | Variety |
| Placed in | Piper cararense Trelease & Yuncker |
| Citation | 1950 Piperac. N. South Amer. 1: 209, f. 171 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Piper cararense var. productipes Trelease & Yuncker |
| Identification made in | [no date] (1) |