a Eurasian wild mint (Mentha longifolia),naturalized in the eastern United States and having long,opposite leaves and dense,spikelike elongated clusters of flowers

• 长叶薄荷；一种产于欧亚大陆现正移植于美国东部的野生薄荷（马薄荷马薄荷属），叶子长而对生，细长的花序紧密而呈穗状