| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00036758 |
| Type Status | Syntype |
| Collector | W. H. Brewer |
| Collector number | 1382 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | Mt. Shasta at 8000 ft to 9000 feet |
| Date Collected | 1863-09-** |
| Elevation | 2438 - 2743 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1fd1bff0-84a0-4934-8015-9f1572efc612 |
| Harvard University Herbaria Barcode | 00036758 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum shastense W. H. Brewer |
| Determination Remarks | [is label name] [is Current name] |
| Family | Polygonaceae |
| Type Status | Syntype |
| Syntype of | Polygonum shastense W. H. Brewer |
| Taxon Reference | (for Polygonum shastense W. H. Brewer) Proc. Amer. Acad. Arts 1873. 8: 400. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
