| Name | Piper aduncum var. brachyarthrum (Trelease) Yuncker |
| Authorship | (Trelease) Yuncker |
| Rank | Variety |
| Placed in | Piper aduncum Linnaeus |
| Citation | 1950. (31 Mar 1950) Ann. Missouri Bot. Gard. 37(1): 32 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Piper aduncum var. brachyarthrum (Trelease) Yuncker |
| Identification made in | [no date] (6) |