| Name | Geranium californicum G. N. Jones & F. F. Jones |
| Authorship | G. N. Jones & F. F. Jones |
| Rank | Species |
| Placed in | Geranium Linnaeus |
| Citation | 1943 Rhodora 45(530): 38–40 |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Geranium californicum G. N. Jones & F. F. Jones |
| Identification made in | [no date] (16) |