| Classification | Orobanchaceae: Castilleja | 
| Harvard University Herbaria Barcode(s) | 01878424 | 
| Collector | F. W. Pennell, J. A. Ewan & Raymond L. Schaeffer | 
| Collector number | 24636 | 
| Country | United States of America | 
| State | Colorado | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Summit County | 
| Locality | Route 6, Loveland Pass | 
| Date Collected | 1938-08-18 | 
| Verbatim Elevation | 12,000-13,400 ft. | 
| Habitat | Seepage bordering water | 
| Container | Colorado | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c97c3172-125b-476a-a5f4-8a5c5d15d9d9 | 
| Harvard University Herbaria Barcode | 01878424 | 
| Herbarium | GH | 
| Previous ownership | [ex] Academy of Natural Sciences of Philadelphia | 
| Family | Orobanchaceae | 
| Determination | Castilleja occidentalis Torrey | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |