| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 00091130 |
| Type Status | Isotype |
| Collector | L. O. Williams |
| Collector number | 407 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Sweetwater County |
| Locality | Near McKinnon, dry hilltops, 6500 feet |
| Date Collected | 1932-05-28 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6465ccf7-8d53-4046-b362-b0361cbaf7a0 |
| Harvard University Herbaria Barcode | 00091130 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Type Status | Isotype |
| Isotype of | Penstemon acaulis L. O. Williams |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Penstemon acaulis L. O. Williams) Ann. Missouri Bot. Gard. 1934. 21: 345. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |