| Name | Paronychia baldwinii subsp. riparia (Chapman) Chaudhri |
| Authorship | (Chapman) Chaudhri |
| Rank | Subspecies |
| Placed in | Paronychia baldwinii (A. Gray & Torrey) Fenzl |
| Holdings | 33 Specimens held in the Harvard University Herbaria identified as Paronychia baldwinii subsp. riparia (Chapman) Chaudhri |
| Identification made in | [no date] (10), 1968 (23) |