| Name | Piper plagiophyllum K. Schumann & Lauterbach |
| Authorship | K. Schumann & Lauterbach |
| Rank | Species |
| Placed in | Piper Linnaeus |
| Citation | 1901 publ. Nov 1900 Fl. Schutzgeb. Sudsee (Lauterbach) 260 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Piper plagiophyllum K. Schumann & Lauterbach |
| Identification made in | [no date] (15) |