| Name | Penstemon absarokensis Evert |
| Authorship | Evert |
| Rank | Species |
| Placed in | Penstemon Schmidel |
| Citation | 1984 Madroño 31(3): 140–143 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon absarokensis Evert |
| Identification made in | [no date] (1) |