| Name | Penstemon ternatus Torrey ex A. Gray |
| Authorship | Torrey ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon ternatus var. septentrionalis Munz & I. M. Johnston |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Penstemon ternatus Torrey ex A. Gray |
| Identification made in | [no date] (2) |
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