| Name | Piper losoense Trelease & Yuncker |
| Authorship | Trelease & Yuncker |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Piper Linnaeus |
| GUID | urn:lsid:ipni.org:names:198347-2 |
| Citation | 1950 Piperac. N. South Amer. 1: 345, fig. 317 |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Piper losoense Trelease & Yuncker |
| Identification made in | [no date] (11) |