| Classification | Orobanchaceae: Castilleja |
| Harvard University Herbaria Barcode(s) | 02033994 |
| Collector | F. W. Pennell |
| Collector number | 26176 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Siskiyou County |
| Locality | northeastern slope, Salmon Mountains, w. of Etna |
| Date Collected | 1940-07-17 |
| Verbatim Elevation | 6500-6900 ft. |
| Habitat | Rocky granitic ridge & slopes |
| Container | California: Siskiyou County |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/549965fa-d108-4f24-80ac-3e1e0cbff9de |
| Harvard University Herbaria Barcode | 02033994 |
| Herbarium | GH |
| Previous ownership | [Ex] The Academy of Natural Sciences of Philadelphia |
| Family | Orobanchaceae |
| Determination | Castilleja arachnoidea Greenman |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
