| Name | Piper lepturum var. angustifolium (C. de Candolle) Yuncker |
| Authorship | (C. de Candolle) Yuncker |
| Rank | Variety |
| Placed in | Piper lepturum Kunth |
| Citation | 1966. (23 Dec 1966) Bol. Inst. Bot. (São Paulo) 3: 103–104 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Piper lepturum var. angustifolium (C. de Candolle) Yuncker |
| Identification made in | [no date] (2) |