horseweed

n.  小白酒草;加拿大蓬



英英释义

noun

  1. common North American weed with linear leaves and small discoid heads of yellowish flowers

      Synonym:    Canadian fleabanefleabaneConyza canadensisErigeron canadensis

    1. erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers

        Synonym:    horse balmstonerootstone-rootrichweedstone rootCollinsonia canadensis