| Classification | Plantaginaceae: Penstemon |
| Harvard University Herbaria Barcode(s) | 00091201 |
| Type Status | Isotype |
| Collector | A. A. Heller & E. G. Heller |
| Collector number | 3581 |
| Country | United States of America |
| State | New Mexico |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Mexico: Taos County |
| Locality | Barranca, 6900 feet |
| Date Collected | 1897-05-26 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/39e677d2-5734-4d01-975c-e44ddae40ded |
| Harvard University Herbaria Barcode | 00091201 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Type Status | Isotype |
| Isotype of | Penstemon caudatus A. Heller |
| Taxon Reference | (for Penstemon caudatus A. Heller) Minnesota Bot. Stud. 1898. 2: 34. |
| Family | Plantaginaceae |
| Determination | Penstemon angustifolius var. caudatus (A. Heller) Rydberg |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |