| Name | Piper semiimersum C. de Candolle |
| Authorship | C. de Candolle |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Piper Linnaeus |
| Citation | 1917 Notizbl. Bot. Gart. Berlin-Dahlem 6(62): 479 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Piper semiimersum C. de Candolle |
| Identification made in | [no date] (3) |