Deciduous shrub with grayish branches, stellatepuberulent when young; leaves ovate,rhombic-ovate, or broadly ovate, 3-lobed, 4-10cm Long, 2.5-5cm Wide, subcuneate atbase, 3-to 5-nerved, with scattered simple and stellate hairs, the terminal lobesnarrowly deltoid, rather large, acrminate and sometimes with an obtuse tip, the petiole7-20mm long, densely puberulous on upper side; flowers axillary and terminal, 5-6cmacross, rose-purple, sometimes white (often double in cultivars), the pedicels about1.5cm long, as long as the calyx, the bracteoles linear, nearly as long as the calyx;calyx stellate-puberulent, the lobes deltoid; fruit ovoid-globose, densely stellate-puberulent; seeds renifoum, about 4-5mm across. -Aug. -Oct. (Korea)