| Classification | Orobanchaceae: Castilleja |
| Harvard University Herbaria Barcode(s) | 02033880 |
| Collector | F. W. Pennell & D. D. Keck |
| Collector number | 25419 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: San Mateo County |
| Locality | E. of upper Crystal Springs Lake, s. w. of San Mateo |
| Date Collected | 1940-05-15 |
| Verbatim Elevation | 200-300 ft. |
| Habitat | Dark adobe clay (roadbank) |
| Container | California: San Mateo County |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1ffcd4e1-8189-4b03-bef4-0a46a9c6322d |
| Harvard University Herbaria Barcode | 02033880 |
| Herbarium | GH |
| Previous ownership | [Ex] The Academy of Natural Sciences of Philadelphia |
| Family | Orobanchaceae |
| Determination | Castilleja affinis Hooker f. & Arnott |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |