| Name | Penstemon laetus A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon laetus subsp. filiformis D. D. Keck Penstemon laetus var. leptosepalus A. Gray Penstemon laetus var. sagittatus (D. D. Keck) McMinn |
| GUID | urn:lsid:ipni.org:names:808158-1 |
| Citation | 1859 Proc. Boston Soc. Nat. Hist. 7: 147 |
| Holdings | 41 Specimens held in the Harvard University Herbaria identified as Penstemon laetus A. Gray |
| Identification made in | [no date] (41) |
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