European herb having small white, pink or purple flowers; naturalized as a weed in North America
例句
用作名词 (n.)
Any of various hairy perennial Eurasian herbs of the genus Symphytum,especially S. officinale,having variously colored flowers in coiled cymes and long used in herbal medicine. 聚合草,一种聚合草属毛状多年生欧洲草本植物,尤指雏菊,在圈状聚伞花序中有各种彩色的花,长期用于草本药物。