| Classification | Orobanchaceae: Castilleja | 
| Harvard University Herbaria Barcode(s) | 01879378 | 
| Collector | S. R. Hill | 
| Collector number | 14997 | 
| Country | United States of America | 
| State | Colorado | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Larimer County | 
| Locality | Rocky Mountain National Park, Trail Ridge Road | 
| Date Collected | 1984-08-08 | 
| Verbatim Elevation | 11,500 dt | 
| Habitat | rocky alpine tundra, near snow fields. | 
| Container | Plants of Colorado, U.S.A. | 
| Frequency | frequent | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/afcd749d-9ea7-4b76-965a-295d73a112b5 | 
| Harvard University Herbaria Barcode | 01879378 | 
| Herbarium | GH | 
| Family | Orobanchaceae | 
| Determination | Castilleja sulphurea Rydberg | 
| Determined by | Vincent, Karl A. | 
| Date Determined | 1984 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |