Family, Mint. Color, white. In the Mint Family the 5-pointed corolla is 2-lipped, making the upper division of 2 united petals, the lower of 3. The calyx is also 2-lipped. The fruit consists of 4 small nutlets. This species is an importation from Europe, and often cultivated for its medicinal effects; the leaves are rough, round to ovate, with petioles, toothed. Flowers in whorls, many together in the axils. 1 to 3 feet tall. June to August.
Waste fields and dry soil, Maine to Minnesota southward.