| Name | Penstemon cyananthus Hooker |
| Authorship | Hooker |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| Contains | Penstemon cyananthus var. longiflorus Pennell |
| GUID | urn:lsid:ipni.org:names:808065-1 |
| Holdings | 64 Specimens held in the Harvard University Herbaria identified as Penstemon cyananthus Hooker |
| Identification made in | [no date] (49), 1930 (11), 1946 (1), 1963 (1), 1983 (2) |