| Name | Tumion californicum (Torrey) Greene | 
| Authorship | (Torrey) Greene | 
| Rank | Species | 
| Placed in | Tumion Rafinesque | 
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Tumion californicum (Torrey) Greene | 
| Identification made in | [no date] (13) |