| Classification | Asteraceae: Lactuca | 
| Harvard University Herbaria Barcode(s) | 01834236 | 
| Collector | J. L. C. M. Victorin, Fr. Rolland-Germain & Fr. Dominique | 
| Collector number | 45 968 | 
| Country | Canada | 
| State | Ontario | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario: County of Bruce | 
| Locality | [data not captured] | 
| Date Collected | 1936-07-11 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/afb159a3-1595-4321-beb9-1e381e58c61b | 
| Harvard University Herbaria Barcode | 01834236 | 
| 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 |