| Classification | Piperaceae: Piper |
| Harvard University Herbaria Barcode(s) | 01936273 |
| Collector | J. F. Maxwell |
| Collector number | 95-1215 |
| Country | Thailand |
| State | Lampang |
| Geography | Asia: Southeast Asia (Region): Thailand: Lampang |
| Locality | District: Muang Bahn (Pan). Jae Sawn National Park, above Bah Miang Village, along Mae Bahn Stream |
| Date Collected | 1995-12-01 |
| Verbatim Elevation | 1050 m. |
| Habitat | partly open, disturbed tea plantation area in primary evergreen, seasonal, hardwood forest; granite bedrock |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a74df3ee-0a05-4653-a908-b3a1a1051c58 |
| Harvard University Herbaria Barcode | 01936273 |
| Herbarium | A |
| Family | Piperaceae |
| Determination | Piper retrofractum Vahl |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
