| Name | Polygonum shastense W. H. Brewer |
| Authorship | W. H. Brewer |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum Linnaeus |
| GUID | urn:lsid:ipni.org:names:319433-2 |
| Citation | 1873 Proc. Amer. Acad. Arts 8: 400 |
| Holdings | 55 Specimens held in the Harvard University Herbaria identified as Polygonum shastense W. H. Brewer |
| Identification made in | [no date] (53), 2000 (1), 2005 (1) |