| Classification | Asteraceae: Lactuca |
| Harvard University Herbaria Barcode(s) | 00443421 |
| Collector | N. T. Kidder |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County |
| Locality | Beaver Brook Reservation. Upper part [Belmont/Waltham] |
| Date Collected | 1921-08-02 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ac0734b4-3e3c-4485-8a0e-c43b5e87aeda |
| Harvard University Herbaria Barcode | 00443421 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Lactuca canadensis Linnaeus |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2013 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Lactuca canadensis var. integrifolia (Bigelow) A. Gray |
| Determination Remarks | [label name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
