| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 02002060 |
| Collector | U. T. Waterfall |
| Collector number | 3875 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Hudspeth County |
| Locality | 4 mi. east of Hueco |
| Date Collected | 1942-08-15 |
| Habitat | Growing in reddish sand in a basin between hills |
| Container | Flora of the Transpecos Region of Southwestern Texas |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0273312b-a177-4a4d-84d5-d0416d482c72 |
| Harvard University Herbaria Barcode | 02002060 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Penstemon ambiguus Torrey |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
