| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 02121229 |
| Collector | U. T. Waterfall |
| Collector number | 2642 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Oklahoma County |
| Locality | 1/2 mi. S. and 2 mi. W. of Marion |
| Date Collected | 1941-05-10 |
| Habitat | Clay soil in prairie in mixed-grass prairie |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8e2bd4f4-2ba2-43ca-8f1d-ceddcd6170fd |
| Harvard University Herbaria Barcode | 02121229 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Penstemon oklahomensis Pennell |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
