Original identification: Cirsium arvense
Current identification: Cirsium arvense
Photographer: Ron Bockelman
Date Photographed: August 12, 2014
Location: U.S.A., Washington, Kittitas County: Wild Horse Wind Facility (Puget Sound Energy).
Elevation: 3495 ft.
Coordinates: 47.02893° N, 120.22152° W
Phenology: Fruits
Voucher Specimen: Ron Bockelman 14-114, WTU Herbarium