| Name | Penstemon harbouri A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Citation | 1862 Proc. Amer. Acad. Arts 6: 71 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Penstemon harbouri A. Gray |
| Identification made in | [no date] (8), 1930 (4), 1969 (1) |
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