| Name | Penstemon humilis Nuttall ex A. Gray |
| Authorship | Nuttall ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon humilis var. brevifolius A. Gray Penstemon humilis subsp. humilis Penstemon humilis var. obtusifolius (Pennell) Reveal |
| Holdings | 139 Specimens held in the Harvard University Herbaria identified as Penstemon humilis Nuttall ex A. Gray |
| Identification made in | [no date] (129), 1930 (7), 1931 (1), 1946 (2) |
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