| Name | Piper daguanum C. de Candolle |
| Authorship | C. de Candolle |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1889 Bot. Jahrb. Syst. 10: 288 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Piper daguanum C. de Candolle |
| Identification made in | [no date] (3) |