| 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) |