| Name | Aster occidentalis (Nuttall) Torrey & A. Gray |
| Authorship | (Nuttall) Torrey & A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Aster Linnaeus |
| Contains | Aster occidentalis var. intermedius A. Gray Aster occidentalis var. scabriusculus A. Gray Aster occidentalis var. yosemitanus (A. Gray) Cronquist |
| GUID | urn:lsid:ipni.org:names:181869-1 |
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Aster occidentalis (Nuttall) Torrey & A. Gray |
| Identification made in | [no date] (8), 1940 (8), 1964 (11), 1981 (1), 1982 (3), 1984 (3) |