| Name | Calochortus umbellatus Alph. Wood |
| Authorship | Alph. Wood |
| Rank | Species |
| Placed in | Calochortus |
| GUID | urn:lsid:ipni.org:names:532476-1 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Calochortus umbellatus Alph. Wood |
| Identification made in | [no date] (15), 1939 (7) |