| Name | Penstemon linarioides var. maguirei (D. D. Keck) A. Nelson |
| Authorship | (D. D. Keck) A. Nelson |
| Rank | Variety |
| Placed in | Penstemon linarioides A. Gray |
| Citation | 1937 Univ. Wyoming Publ. 3: 105 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon linarioides var. maguirei (D. D. Keck) A. Nelson |
| Identification made in | 1936 (1) |