Shrub, erect, virgate, to 4 m high. Branchlets lenticellate with age, flaky bark absent. Leaves eglandular; lamina lanceolate, ovate or spathulate, 3–35 mm long, 2–15 mm wide; base cordate, cuneate or obtuse; margin crenate; tip acute, mucronate or obcordate; venation penninerved with 5–7 lateral veins per side of midrib. Inflorescences axillary and solitary, racemose or spicate, unisexual. Male flowers: sepals ovate, 0.5–0.8 mm long; stamens 8. Female flowers ± sessile; sepals ovate, 0.5–0.6 mm long; styles 1.5–3 mm long, red. Fruit depressed-globose, 1.5–2 mm long, 2.5–3 mm diam. Seeds ± globose to slightly ovoid, 1.7–1.8 mm long, c. 1 mm wide.