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Photo © 2016 Roger T. George. Usage restrictions: Photos may be used without prior permission for strictly personal use or classroom instruction. Prior permission is required for any other usage, whether educational, non-profit, or commercial, including books, printed material, computer programs, web sites, or any use in which the photos will be publicly accessible. (Contact the photographer.)
Photo metadata:
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]
Phenology: Vegetative
Comments: variety integrata has lobeless leaves
