| Name | Penstemon rydbergii A. Nelson |
| Authorship | A. Nelson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon rydbergii var. aggregatus (Pennell) N. H. Holmgren Penstemon rydbergii var. oreocharis (Greene) N. H. Holmgren Penstemon rydbergii var. varians (A. Nelson) Cronquist |
| GUID | urn:lsid:ipni.org:names:187749-2 |
| Citation | 1898 Bull. Torrey Bot. Club 25: 281 |
| Holdings | 58 Specimens held in the Harvard University Herbaria identified as Penstemon rydbergii A. Nelson |
| Identification made in | [no date] (46), 1930 (11), 1969 (1) |
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