Japan Flora: Large shrub or small tree with rather stout yellow-brown to gray-brown, glabrous branches; leaves ovate or narrowly so to deltoid-ovate, 6-10 cm. long, 3-6 cm. wide, appressed pilose on the nerves beneath while young, gradually acute to short-acuminate, rounded at base, doubly serrate with mucronate teeth, pale green beneath, the lateral nerves of 12 to 15 pairs, the petioles 5-15 mm. long, glabrous; pistillate inflorescence with peduncles 1-2 cm. long, pubescent while young, ascending to spreading, rather thick; fruiting aments broadly ellipsoidal, 2-2.5 cm. long. Mar. Lowlands and foothills, especially abundant near the sea