| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 00091360 |
| Type Status | Isotype |
| Collector | F. W. Pennell |
| Collector number | 10616 |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Franklin County |
| Locality | Ozark, sandstone and shale cliffs |
| Date Collected | 1920-05-29 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e54cacd3-a737-41e5-9cb0-87613f4408cc |
| Harvard University Herbaria Barcode | 00091360 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Penstemon arkansanus Pennell |
| Determination Remarks | [is Current name] |
| Family | Plantaginaceae |
| Type Status | Isotype |
| Isotype of | Penstemon multicaulis Pennell |
| Taxon Reference | (for Penstemon multicaulis Pennell) Proc. Acad. Nat. Sci. Philadelphia 1922. 73: 494. |
| Sex | not determined |
| Phenology | FlowerAndFruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
