| Classification | Asteraceae: Lactuca |
| Harvard University Herbaria Barcode(s) | 00009496 |
| Type Status | Type |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Norfolk County: Wellesley |
| Locality | Maugus Hill |
| Date Collected | 1897-08-29 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/74c7c414-2a41-4392-8bf7-d002b40206cd |
| Harvard University Herbaria Barcode | 00009496 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Type |
| Type of | Lactuca canadensis var. obovata Wiegand |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Lactuca canadensis var. obovata Wiegand) Rhodora 1920. 22: 11. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
