| Name | Piper marginatum var. clausum Yuncker |
| Authorship | Yuncker |
| Rank | Variety |
| Placed in | Piper marginatum Jacquin |
| Citation | 1950. (31 Mar 1950) Ann. Missouri Bot. Gard. 37(1): 17 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Piper marginatum var. clausum Yuncker |
| Identification made in | [no date] (1) |