| Name | Philadelphus lewisii var. parvifolius Torrey |
| Authorship | Torrey |
| Rank | Variety |
| Placed in | Philadelphus lewisii Pursh |
| Citation | 1857 Pacific Railr. Rep. 4, Pt. 5, No. 4 (Whipple) 90 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Philadelphus lewisii var. parvifolius Torrey |
| Identification made in | [no date] (1), 1911 (1), 2015 (1) |