| Classification | Papaveraceae: Papaver |
| Harvard University Herbaria Barcode(s) | 00010936 |
| Type Status | Isotype |
| Collector | R. S. Williams |
| Country | United States of America |
| State | Montana |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana |
| Locality | Mountain above Stanton Lake |
| Date Collected | 1894-08-01 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5d2a0b4c-b5e1-4279-b391-36023da3fb0a |
| Harvard University Herbaria Barcode | 00010936 |
| Herbarium | GH |
| Family | Papaveraceae |
| Type Status | Isotype |
| Isotype of | Papaver pygmaeum Rydberg |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Papaver pygmaeum Rydberg) Bull. Torrey Bot. Club 1902. 29: 159. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |