| Name | Penstemon sudans M. E. Jones |
| Authorship | M. E. Jones |
| Rank | Species |
| Placed in | Penstemon Schmidel |
| GUID | urn:lsid:ipni.org:names:187800-2 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Penstemon sudans M. E. Jones |
| Identification made in | [no date] (7) |