| Classification | Papaveraceae: Argemone | 
| Harvard University Herbaria Barcode(s) | 01856621 | 
| Collector | G. B. Ownbey & F. Ownbey | 
| Collector number | 1812 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Coconino County | 
| Locality | 0.8 mi. e. of Flagstaff city limits | 
| Date Collected | 1953-09-07 | 
| Habitat | In weedy flat, abandoned field. | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b7eec5f6-cb4e-488a-bb7b-8a118e453505 | 
| Harvard University Herbaria Barcode | 01856621 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of the University of Minnesota Minneapolis | 
| Family | Papaveraceae | 
| Determination | Argemone pleiacantha subsp. ambigua G. B. Ownbey | 
| Determined by | Schwarzbach, Andrea E. | 
| Date Determined | 1996-09-** | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |