| Name | Piper austromexicanum Trelease |
| Authorship | Trelease |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1926. (19 Apr 1926) J. Wash. Acad. Sci. 16(8): 204 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Piper austromexicanum Trelease |
| Identification made in | [no date] (1) |