| Classification | Piperaceae: Piper |
| Harvard University Herbaria Barcode(s) | 01936274 |
| Collector | J. F. Maxwell |
| Collector number | 96-849 |
| Country | Thailand |
| State | Lampang |
| Geography | Asia: Southeast Asia (Region): Thailand: Lampang |
| Locality | District: Muang Bahn (Pan). Jae Sawn National Park, near Bahng Bah Mahk Village, off the dirt road leading to Bah Miang Village |
| Date Collected | 1996-06-22 |
| Verbatim Elevation | 1100 m |
| Habitat | partly open, disturbed area in a tea plantation thicket; degraded, primary, seasonal, evergreen hardwood forest; granite bedrock |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/44aebb86-8540-4cd1-8707-58ca5b7c57ae |
| Harvard University Herbaria Barcode | 01936274 |
| 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 |
