| Classification | Piperaceae: Piper |
| Harvard University Herbaria Barcode(s) | 01883480 |
| Collector | L. L. Co |
| Collector number | 3509 |
| Country | Philippines |
| State | Isabela |
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Isabela |
| Locality | Sierra Madre Mtn. Range (E foothills, Palanan Municipality, Barangay San Isidro, hills NW of Sitio Diago, ca. 1.5 km SSE of Palanan Point. |
| Georeference | 17°07.8'N, 122°30.7'E |
| Date Collected | 1991-05-20 |
| Verbatim Elevation | 50 m. |
| Habitat | Lowland dipterocarp forest |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c3a587a0-554a-4057-8b6b-a36147587a9b |
| Harvard University Herbaria Barcode | 01883480 |
| Herbarium | A |
| Family | Piperaceae |
| Determination | Piper quinqueangulatum Miquel |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
