| Classification | Asteraceae: Lactuca | 
| Harvard University Herbaria Barcode(s) | 01834266 | 
| Collector | C. A. Weatherby & U. F. Weatherby | 
| Collector number | 7045 | 
| Country | Canada | 
| State | New Brunswick | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: New Brunswick: Charlotte County (New Brunswick): Grand Manan Island | 
| Locality | [data not captured] | 
| Date Collected | 1941-08-03 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9f698084-e94a-4e64-aa87-d592b3ceb291 | 
| Harvard University Herbaria Barcode | 01834266 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Determination | Lactuca canadensis Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |