| Harvard University Herbaria Barcode(s) | 02360923 | 
| Collector | J. W. Thompson | 
| Collector number | 13143 | 
| Country | United States of America | 
| State | Oregon | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Jackson County | 
| Locality | [data not captured] | 
| Date Collected | 1936-07-07 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cb5c72bd-2b3c-44e1-b774-d41eabd3469e | 
| Harvard University Herbaria Barcode | 02360923 | 
| Herbarium | GH | 
| Determination | Polygonum majus Piper | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |