a large herbaceous Old World plant of the daisy family. The hook-bearing flowers become woody burrs after fertilization and cling to animals' coats to aid seed dispersal 牛蒡,牛蒡属植物
Genus Arctium, family Compositae: several species, including the large-leaved great burdock (A. lappa), which has edible roots and is used in herbal medicine 牛蒡属,菊科:数种,包括大牛蒡(拉丁名A. lappa),根可食用,也可入药