| Classification | Piperaceae: Piper |
| Harvard University Herbaria Barcode(s) | 01883511 |
| Collector | H. H. Bartlett |
| Collector number | 14636 |
| Country | Philippines |
| State | Bataan |
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Bataan |
| Locality | Along Lamao River, lower eastern slope of Mt. Marivales |
| Date Collected | 1935-09-29 |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2ba51658-0353-4357-88a8-b23d7914c18c |
| Harvard University Herbaria Barcode | 01883511 |
| Herbarium | A |
| Family | Piperaceae |
| Determination | Piper retrofractum Vahl |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
