| Classification | Papaveraceae: Papaver |
| Barcode(s) | 00643919 |
| Collector | J. E. Thayer |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lancaster |
| Locality | Lancaster |
| Date Collected | 1926-06-20 [June 20, 1926] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8e03ea50-d0d6-4e2c-9805-fc372a6dc20a |
| Harvard University Herbaria Barcode | 00643919 |
| Herbarium | NEBC |
| Family | Papaveraceae |
| Determination | Papaver dubium Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |