[Gk. rhodon, a rose; and den-dron, a tree.] A kind of shrub of the Heath family, with evergreen leaves and large, showy flowers like roses. No other shrub equals it for beauty of form and foliage and profusion and variety of flowers. It is abundant in the mountain regions of the eastern United States, often forming impenetrable thickets in the northern Alleghanies. It is also common in India. Several species have been domesticated and a great variety of very handsome flowers produced by cultivation. %