| Name | Philadelphus lewisii subsp. californicus (Bentham) Munz |
| Authorship | (Bentham) Munz |
| Rank | Subspecies |
| Placed in | Philadelphus lewisii Pursh |
| Citation | 1958 Aliso 4(1): 92 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Philadelphus lewisii subsp. californicus (Bentham) Munz |
| Identification made in | [no date] (8) |