|common burdock (Arctium minus)||
common burdock (Arctium minus; COMPOSITE FAMILY [Asteraceae]) Coarse biennial herb to 5’ tall. Large, alternate leaves, mostly with hollow petioles. Flower heads pink to purplish, ¾-1” wide; covered with bracts bearing inward-curving hooks. Fruits mature into round bristled burrs which stick tenaciously to fur and clothing. Roadsides, disturbed sites. Ecologically invasive Eurasian native. 
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