Cunila origanoides

Cunila origanoides — common names stone mint, frost mint, dittany, and American dittany — is a perennial late-summer-flowering subshrub with small purple flowers, which is native to the Eastern United States. It grows in habitats such as dry forests and the thin soil around rock outcrops. This species has historically been cultivated for use as a medicinal herb, tea, and ornamental plant.