Japan Flora: Much-branched small tree or large shrub with dark gray­brown, slender, evanescent pilose branches; leaves narrowly ovate to broadly lanceolate, long-acuminate, with short, mucro­nate, double teeth, broadly cuneate at base, pale green and appressed pilose on nerves beneath, with 20-26 pairs of lateral nerves, the petioles pilose, 3-8 mm. long; staminate aments from the terminal and upper lateral buds, the pistillate on the lower part, 3-6 in a group, nodding or subpendulous; fruiting aments broadly ellipsoidal, about 15 mm. long.                      Apr. Mountains

Hokkaido, Honshu; common.  e. Asia