| Classification | Plantaginaceae: Penstemon | 
| Harvard University Herbaria Barcode(s) | 00091250 | 
| Type Status | Isotype | 
| Collector | M. E. Jones | 
| Collector number | 5110 | 
| Country | United States of America | 
| State | Utah | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Utah | 
| Locality | St. George, red sand | 
| Date Collected | 1894-04-26 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/73607893-8392-4348-bbce-124f5ac5d5aa | 
| Harvard University Herbaria Barcode | 00091250 | 
| Herbarium | GH | 
| Family | Plantaginaceae | 
| Type Status | Isotype | 
| Isotype of | Penstemon eatonii var. undosus M. E. Jones | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Penstemon eatonii var. undosus M. E. Jones) Proc. Calif. Acad. Sci. 1895. ser. 2, 5: 715. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |