| Name | Penstemon thompsoniae (A. Gray) Rydberg |
| Authorship | (A. Gray) Rydberg |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon thompsoniae subsp. jaegeri D. D. Keck |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Penstemon thompsoniae (A. Gray) Rydberg |
| Identification made in | [no date] (18) |
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