| Classification | Orobanchaceae: Castilleja |
| Barcode(s) | 01879490 |
| Collector | M. M. Williams |
| Collector number | 3185 |
| Country | United States of America |
| State | Alaska |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Alaska: Unorganized Borough: Aleutians West Census Area |
| Locality | Attu Island, Massacre Bay area. Meadows near "Fish Hut" and in many other places |
| Date Collected | 1973-08-07 |
| Container | Flowers of Alaska and Adjacent Canada |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/991d1c77-9270-46c5-8036-d5e85e0da06a |
| Harvard University Herbaria Barcode | 01879490 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Brigham Young University |
| Family | Orobanchaceae |
| Determination | Castilleja unalaschcensis (Chamisso & Schlechtendal) Malte |
| Determined by | Welsh, Stanley Larson |
| Date Determined | 1973 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |