| Classification | Plantaginaceae: Penstemon |
| Barcode(s) | 01801118 |
| Collector | U. T. Waterfall |
| Collector number | 3274 |
| Country | United States of America |
| State | Colorado |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Jefferson County |
| Locality | Along Parmlee Gulch; 1 mi. N.W. of Indian Hills |
| Date Collected | 1941-08-09 |
| Container | Plants of Colorado |
| Project | US and Canada - Mass Digitization |
| Remarks | in open Populus-Salix-Picea assn. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4327177d-a690-4d60-b1f8-916914306668 |
| Harvard University Herbaria Barcode | 01801118 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Penstemon unilateralis Rydberg |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |