Original identification: Lactuca serriola
Current identification: Lactuca serriola
Photographer: Roger T. George
Date Photographed: July 30, 2016
Location: U.S.A., Washington, Clark County: Lacamas Prairie Natural Area Preserve. Elv. 45.639444° N, 122.456639° W.
Elevation: 195 ft.
Coordinates: [not provided]
Comments: variety serriola has lobed leaves