a Eurasian mint(Mentha pulegium) having small lilac-blue flowers and ovate or nearly orbicular leaves that yield a useful,aromatic oil

• 一种欧亚薄荷（唇萼薄荷薄荷属），长有丁香紫蓝色花朵和卵形或近似圆形的叶子，其叶子可生产出一种有用和芳香的油