| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 01801137 |
| Collector | Ced. L. Porter |
| Collector number | 4911 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Platte County |
| Locality | on the Oregon Trail near Warm Springs, 3 miles west of Guernsey |
| Date Collected | 1949-06-15 |
| Verbatim Elevation | 4,400 ft. |
| Habitat | On sand bars, dry stream bed |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/64ce311e-caa3-42f6-8a2e-886cbac0894e |
| Harvard University Herbaria Barcode | 01801137 |
| Herbarium | GH |
| Previous ownership | [ex] The Rocky Mountain Herbarium, University of Wyoming, Laramie |
| Family | Plantaginaceae |
| Determination | Penstemon unilateralis Rydberg |
| Determined by | Porter, Cedric Lambert |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
