| Name | Penstemon tweedyi Canby & Rose |
| Authorship | Canby & Rose |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:187835-2 |
| Citation | 1890 Bot. Gaz. 15: 66 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Penstemon tweedyi Canby & Rose |
| Identification made in | [no date] (1) |