| Classification | Papaveraceae: Hesperomecon |
| Harvard University Herbaria Barcode(s) | 00295016 |
| Collector | W. R. Ernst |
| Collector number | 214 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Contra Costa County |
| Date Collected | 1958-03-26 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d69c032e-ed64-4627-9ee1-3d0516dd7e78 |
| Harvard University Herbaria Barcode | 00295016 |
| Herbarium | GH |
| Family | Papaveraceae |
| Determination | Hesperomecon linearis (Benthem) Greene |
| Determined by | Wei, Xiao |
| Date Determined | 2014 |
| Determination Remarks | [current name] |
| Family | Papaveraceae |
| Determination | Hesperomecon linearis (Benthem) Greene |
| Determined by | G. L. Hannan |
| Date Determined | 1989-08-11 |
| Family | Papaveraceae |
| Determination | Hesperomecon linearis (Benthem) Greene |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |