Shrubs to 6 m tall. Branchlets pubescent when young, glabrescent. Petiole ca. 2 mm, glabrous; leaf blade ovate or elliptic-oblong, 3-5 × 1.2-2.2 cm, abaxially pale, adaxially green, both surfaces glabrous, base rounded or broadly cuneate, margin serrulate, apex acute or obtuse. Male catkin ca. 2.5 cm; peduncle short, with 3 or 4 leaflets; rachis pilose; bracts elliptic-orbicular or obovate, ca. 1/3 as long as filaments, glabrous. Male flower: gland adaxial, cylindric, ca. 1/2 as long as bracts; stamens 2; filaments villous proximally; anthers yellow. Female catkin ca. 4 cm, to 9 cm in fruit; peduncle with leaflets; rachis pilose; bracts obovate, abaxially glabrous, adaxially pilose at base. Female flower: gland adaxial; ovary ovoid-cylindric or ovoid, glabrous, subsessile; style 2-lobed; stigma short. Capsule ellipsoid-oblong, ca. 4 mm. Fl. Apr, fr. May.
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