| Name | Piper psilophyllum f. longepedunculatum Yuncker |
| Authorship | Yuncker |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Piper psilophyllum C. de Candolle |
| GUID | urn:lsid:ipni.org:names:198912-2 |
| Citation | 1953 Lilloa 27: 148, pl. 28 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Piper psilophyllum f. longepedunculatum Yuncker |
| Identification made in | [no date] (1) |