| Name | Penstemon guadalupensis A. Heller |
| Authorship | A. Heller |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:187521-2 |
| Citation | 1895 Contr. Herb. Franklin Marshall Coll. 1: 92 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Penstemon guadalupensis A. Heller |
| Identification made in | [no date] (11), 1930 (2) |