| Classification | Piperaceae: Piper |
| Harvard University Herbaria Barcode(s) | 01883507 |
| Collector | M. Ramos |
| Collector number | 2020 |
| Country | Philippines |
| State | Rizal |
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Rizal |
| Locality | [no additional data] |
| Date Collected | 1914-11-** |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e6b7a08a-12b4-4868-8b3d-703698331dfb |
| Harvard University Herbaria Barcode | 01883507 |
| Herbarium | GH |
| 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 |
