| Name | Crepis occidentalis subsp. conjuncta Babcock & Stebbins |
| Authorship | Babcock & Stebbins |
| Rank | Subspecies |
| Placed in | Crepis occidentalis Nuttall |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Crepis occidentalis subsp. conjuncta Babcock & Stebbins |
| Identification made in | [no date] (2), 2007 (1) |