| Name | Penstemon cinerascens Greene |
| Authorship | Greene |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:808040-1 |
| Citation | 1906 Leafl. Bot. Observ. Crit. 1: 161 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Penstemon cinerascens Greene |
| Identification made in | [no date] (2) |
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