A deciduous shrub whose young shoots are covered at first with a dense, stellate down, becoming almost white and glabrous the second year. Leaves ovate, oval or slightly obovate, tapered, rounded, or slightly heart-shaped at the base, tapered and often blunt at the apex, 2 to 4 in. long, 1 to 2 in. wide, evenly and angularly toothed, with scattered, mostly simple hairs above, and scattered stellate ones beneath, chiefly on the veins, becoming almost glabrous; stalk 1⁄4 to 1⁄2 in. long, scurfy. Flowers white, uniform and perfect, 1⁄4 in. wide, produced in stalked usually five-branched cymes, 2 in. across; the stalks covered with stellate scurfy down.
Native of N. China, Korea, and the Ussuri region of Russia, described from the Bureia Mountains. Rare in cultivation.