A deciduous tree up to 30 ft high, with a grey trunk 1 to 11⁄2 ft in diameter. Leaves ovate to ovate-oblong, rounded or nearly truncate at the base, slender pointed, doubly toothed; 3 to 4 in. long, 3⁄4 to 11⁄4 in. wide; veins in fourteen to sixteen pairs and silky-hairy beneath; upper surface downy. Fruiting catkin 2 to 3 in. long, 11⁄4 in. wide, the silky stalk 11⁄2 to 2 in. long; bracts semi-ovate, 11⁄2 in. long, 1⁄2 in. wide, with hairy veins. Nutlets dotted with glands, hairy at the top.
Native of Korea; introduced to Kew in 1925 from the Arnold Arboretum.