| Name | Piper postelsianum Maximowicz |
| Authorship | Maximowicz |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1886 Bull. Acad. Imp. Sci. Saint-Pétersbourg sér. 3 31(1): 93–94 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Piper postelsianum Maximowicz |
| Identification made in | [no date] (2) |
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