| Name | Piper xanthostachyum C. de Candolle |
| Authorship | C. de Candolle |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Piper Linnaeus |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Piper xanthostachyum C. de Candolle |
| Identification made in | [no date] (6), 2009 (1) |