| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 00091145 |
| Type Status | Isotype |
| Collector | F. W. Pennell |
| Collector number | 20879 |
| Country | United States of America |
| State | Idaho |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Idaho County |
| Locality | Beargrass Mountain Ridge, east of Beargrass Lookout, coniferous forest, 5300-5500 feet |
| Date Collected | 1937-07-12 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cb0bd8c7-370c-4f59-958e-6c93d4c8431c |
| Harvard University Herbaria Barcode | 00091145 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Type Status | Isotype |
| Isotype of | Penstemon attenuatus subsp. hyacinthinus Pennell |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Penstemon attenuatus subsp. hyacinthinus Pennell) Notul. Nat. Acad. Nat. Sci. Philadelphia 1941. 71: 8. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
