| Classification | Papaveraceae: Platystigma |
| Classification 1 | Papaveraceae: Hesperomecon |
| Harvard University Herbaria Barcode(s) | 00257598 |
| Collector | W. H. Brewer |
| Collector number | 590 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | Salinas Valley |
| Date Collected | 1860-05-12 - 1862 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2d6def60-4764-4d5d-ba48-d58e08946076 |
| Harvard University Herbaria Barcode | 00257598 |
| Herbarium | GH |
| Family | Papaveraceae |
| Determination | Platystigma lineare Bentham |
| Family | Papaveraceae |
| Determination | Hesperomecon platystemon Greene |
| Determined by | F. Fedde |
| Date Determined | 1903-10-06 |
| Family | Papaveraceae |
| Determination | Hesperomecon linearis (Benthem) Greene |
| Determined by | G. L. Hannan |
| Date Determined | 1989-08-11 |
| Family | Papaveraceae |
| Determination | Hesperomecon linearis (Benthem) Greene |
| Determined by | Wei, Xiao |
| Date Determined | 2014 |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
