| Classification | Papaveraceae: Eschscholzia |
| Harvard University Herbaria Barcode(s) | 01857022 |
| Collector | W. R. Ernst |
| Collector number | 726 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Pima County |
| Locality | About 3 miles east of Arivaca on the Arivaca Ranch road. |
| Date Collected | 1960-03-18 |
| Container | Plants of Arizona |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4f50dfb2-305a-43cb-bafe-fc69d9eba9fe |
| Harvard University Herbaria Barcode | 01857022 |
| Herbarium | GH |
| Previous ownership | [ex] Dudley Herbarium of Stanford University |
| Family | Papaveraceae |
| Determination | Eschscholzia californica subsp. mexicana (Greene) C. Clark |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
