| Name | Calamagrostis breweri Thurber | 
| Authorship | Thurber | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Calamagrostis Adanson | 
| Citation | 1864 Trans. Calif. State Agric. Soc. 136 | 
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Calamagrostis breweri Thurber | 
| Identification made in | [no date] (22), 1990 (11), 2005 (1) | 
