| Classification | Orobanchaceae: Castilleja |
| Harvard University Herbaria Barcode(s) | 01876920 |
| Collector | F. W. Pennell |
| Collector number | 15307 |
| Country | United States of America |
| State | Idaho |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Valley County |
| Locality | Cape Horn Pass |
| Date Collected | 1931-06-26 |
| Habitat | Granitic soil |
| Container | Idaho |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/848bf828-8d54-435e-ad02-3064572158b1 |
| Harvard University Herbaria Barcode | 01876920 |
| Herbarium | GH |
| Previous ownership | The Academy of Natural Sciences of Philadelphia |
| Family | Orobanchaceae |
| Determination | Castilleja gracillima Rydberg |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
