| Classification | Plantaginaceae: Penstemon | 
| Barcode(s) | 02122881 | 
| Collector | B. Maguire, B. L. Richards, Jr. & T. Moeller | 
| Collector number | 10551 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Graham County | 
| Locality | S. slopes, Gila Mts. Vic. of San Juan Mine. | 
| Date Collected | 1935-04-08 | 
| Verbatim Elevation | 4500 ft. | 
| Habitat | Sandy clay soil, lava boulders. | 
| Container | Plants of Arizona | 
| Project | US and Canada - Mass Digitization | 
| Remarks | Ass. Prosopis, Opuntia, Yucca. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cf883021-a771-4c5e-bcac-6e27c87a61a6 | 
| Harvard University Herbaria Barcode | 02122881 | 
| Herbarium | GH | 
| Family | Plantaginaceae | 
| Determination |  Penstemon superbus A. Nelson | 
| Determined by | Straw, Richard Myron | 
| Date Determined | 1974 | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |