| Name | Penstemon ternatus var. septentrionalis Munz & I. M. Johnston |
| Authorship | Munz & I. M. Johnston |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon ternatus Torrey ex A. Gray |
| GUID | urn:lsid:ipni.org:names:187808-2 |
| Citation | 1924 Bull. S. Calif. Acad. Sci. 23: 28 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon ternatus var. septentrionalis Munz & I. M. Johnston |
| Identification made in | [no date] (1) |