| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00364802 |
| Collector | B. B. Brues |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | Lassen Park, slope of volcano, near tree-line |
| Date Collected | 1927-08-02 |
| Verbatim Elevation | 9500 ft. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c06abccf-997d-4263-bab3-84bbc1a8f8d3 |
| Harvard University Herbaria Barcode | 00364802 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum shastense W. H. Brewer |
| Determined by | Yurtseva, O. V. |
| Date Determined | 2000-03-13 |
| Determination Remarks | [current name] |
| Family | Polygonaceae |
| Determination | Polygonum shastense W. H. Brewer |
| Determination Remarks | [filed under] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |