| Name | Penstemon wherryi Pennell |
| Authorship | Pennell |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:807969-1 |
| Citation | 1935 Acad. Nat. Sci. Philadelphia Monogr. 1: 228 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon wherryi Pennell |
| Identification made in | [no date] (1) |
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