Julia Scher, USDA APHIS PPQ, Bugwood.org
Japanese thistle (Cirsium japonicum) inflorescence(s) on ( )
Julia Scher, USDA APHIS PPQ, Bugwood.org
Japanese thistle (Cirsium japonicum) inflorescence(s) on ( )
Julia Scher, USDA APHIS PPQ, Bugwood.org
Japanese thistle (Cirsium japonicum) inflorescence(s) on ( )
Julia Scher, USDA APHIS PPQ, Bugwood.org
Japanese thistle (Cirsium japonicum) flower(s) on ( )