| Name | Piper futokadsura Siebold |
| Authorship | Siebold |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1846 Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 4(3): 231 |
| Holdings | 33 Specimens held in the Harvard University Herbaria identified as Piper futokadsura Siebold |
| Identification made in | [no date] (33) |