| Classification | Asteraceae: Lactuca |
| Harvard University Herbaria Barcode(s) | 00443424 |
| Collector | W. P. Rich |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Melrose |
| Locality | Cascade [Middlesex Fells Reservation] |
| Date Collected | 1892-07-03 |
| Habitat | Low open woods |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/acd753b2-89d0-4d30-b8f7-798e0ebbba48 |
| Harvard University Herbaria Barcode | 00443424 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Lactuca canadensis Linnaeus |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2013 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Lactuca canadensis var. latifolia Kuntze |
| Determined by | Wiegand, Karl McKay |
| Date Determined | 1919-12-** |
| Family | Asteraceae |
| Determination | Lactuca canadensis Linnaeus |
| Determination Remarks | [label name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
