large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and Arctic or high altitudes and desert regions
造句
用作名詞(n.)
Any of numerous plants of the genus Hypericum having yellow flowers and transparently dotted leaves,traditionally gathered on St John\\\'s eve to ward off evil. 金絲桃屬的任何一種植物，花黃色，葉有明顯的斑點，傳統上在施洗約翰節前夕采集，用以避邪。