Leaves deciduous; petiole 5-10 mm, pubescent; leaf blade elliptic or oblong-elliptic, 6-12 ?? 3-5 cm, papery, both surfaces pubescent especially on veins abaxially when young, then glabrescent with only tufts of hairs at vein axils abaxially, 3-foliolate, margin entire or remotely serrate apically, apex acuminate or cuneate.