| Classification | Asteraceae: Lactuca | 
| Harvard University Herbaria Barcode(s) | 00833962 | 
| Collector | M. L. Fernald | 
| Collector number | 2282 | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Washington County: Pembroke | 
| Locality | Pembroke | 
| Date Collected | 1909-07-20 [July 20, 1909] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a4121a41-9ccf-4ecb-ac56-ec9040c9f00f | 
| Harvard University Herbaria Barcode | 00833962 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Determination | Lactuca canadensis Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |