| Name | Penstemon campanulatus var. subglandulosus S. S. White |
| Authorship | S. S. White |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon campanulatus (Cavanilles) Willdenow |
| GUID | urn:lsid:ipni.org:names:1183375-2 |
| Citation | 1947 J. Arnold Arbor. 28: 440 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Penstemon campanulatus var. subglandulosus S. S. White |
| Identification made in | [no date] (2) |
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