Deciduous trees or small trees, 5-10m high, unarmed or spiny, 30-40mm long, brownish red, shiny; The young branches are densely covered with silvery white scales, while the scales of the old branches fall off, reddish brown and bright. The leaves are thin and papery, oblong lanceolate to linear lanceolate, 3-7cm long and 1-1.3cm wide, the top is blunt or obtuse, the base is cuneate, with full margin, the upper part has silvery white round scales when young, the upper part falls off after matu...