| Name | Penstemon wislizenii (A. Gray) Straw |
| Authorship | (A. Gray) Straw |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Penstemon Schmidel |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon wislizenii (A. Gray) Straw |
| Identification made in | [no date] (1) |
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