| Classification | Piperaceae: Piper | 
| Harvard University Herbaria Barcode(s) | 00005739 | 
| Type Status | Probable Holotype | 
| Collector | J. R. Johnston | 
| Collector number | 19 | 
| Country | Venezuela | 
| Geography | South America: South America (Region) (Region): Venezuela | 
| Locality | Island of Margarita, Juan Griego trail; 500 m. | 
| Date Collected | 1903-07-22 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c68f4899-ebcf-4c16-9081-178fddffd656 | 
| Harvard University Herbaria Barcode | 00005739 | 
| Herbarium | GH | 
| Family | Piperaceae | 
| Type Status | Probable Holotype | 
| Probable Holotype of | Piper johnstoni C. de Candolle | 
| Verified by | A. J. Bornstein | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Piper johnstoni C. de Candolle) Proc. Amer. Acad. Arts 1905. 40: 685. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |