| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 00091512 |
| Type Status | Isotype |
| Collector | E. T. Wherry |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Yell County |
| Locality | 2 mile north of Havana, rocky open woods |
| Date Collected | 1934-04-29 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6ccfc5f5-06f2-484f-8314-64c78f0171df |
| Harvard University Herbaria Barcode | 00091512 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Penstemon arkansanus Pennell |
| Determination Remarks | [is Current name] |
| Family | Plantaginaceae |
| Type Status | Isotype |
| Isotype of | Penstemon wherryi Pennell |
| Taxon Reference | (for Penstemon wherryi Pennell) Acad. Nat. Sci. Philadelphia Monogr. 1935. 1: 228. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
