| Name | Piper nigrum var. trioicum (Roxburgh) C. de Candolle |
| Authorship | (Roxburgh) C. de Candolle |
| Rank | Variety |
| Placed in | Piper nigrum Linnaeus |
| Citation | 1869 Prodr. [A. P. de Candolle] 161: 363 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Piper nigrum var. trioicum (Roxburgh) C. de Candolle |
| Identification made in | [no date] (2) |
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