| Name | Sidalcea malviflora subsp. californica (Nuttall ex Torrey & A. Gray) C. L. Hitchcock |
| Authorship | (Nuttall ex Torrey & A. Gray) C. L. Hitchcock |
| Rank | Subspecies |
| Placed in | Sidalcea malviflora (de Candolle) A. Gray |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Sidalcea malviflora subsp. californica (Nuttall ex Torrey & A. Gray) C. L. Hitchcock |
| Identification made in | [no date] (5), 1952 (5) |