| Classification | Polygonaceae: Polygonum | 
| Harvard University Herbaria Barcode(s) | 02360532 | 
| Collector | J. E. Kirkwood | 
| Collector number | 2220 | 
| Country | United States of America | 
| State | Montana | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana | 
| Locality | [data not captured] | 
| Date Collected | 1925-08-27 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/095c8608-01e4-429e-b4c4-07a4d340f351 | 
| Harvard University Herbaria Barcode | 02360532 | 
| Herbarium | GH | 
| Family | Polygonaceae | 
| Determination | Polygonum douglasii Greene | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |