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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: Cirsium arvense
Current identification: Cirsium arvense
Photographer: Roger T. George
Date Photographed: May 16, 2016
Location: U.S.A., Washington, Clark County: Lacamas Prairie Natural Area Preserve
Elevation: 197 ft.
Coordinates: 45.646583° N, 122.459056° W
Uncertainty: 9 ft.
Datum: WGS 84
Coordinate Source: GPS
Phenology: Vegetative
