| Name | Penstemon laetus var. leptosepalus A. Gray |
| Authorship | A. Gray |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon laetus A. Gray |
| Citation | 1886 Syn. Fl. N. Amer. (ed. 2) 2(1): 442 |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Penstemon laetus var. leptosepalus A. Gray |
| Identification made in | [no date] (16) |
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