| Name | Penstemon caespitosus Nuttall ex A. Gray |
| Authorship | Nuttall ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon caespitosus var. desertipicti (A. Nelson) N. H. Holmgren Penstemon caespitosus var. perbrevis (Pennell) N. H. Holmgren Penstemon caespitosus var. suffruticosus A. Gray |
| GUID | urn:lsid:ipni.org:names:323253-2 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Penstemon caespitosus Nuttall ex A. Gray |
| Identification made in | [no date] (16), 1930 (4), 1948 (1) |