Shrub to 3.5 m high, shoots pubescent. Leaves: lamina oblong or elliptic, rarely obovate, obtuse, entire, 5–14.5 cm long, 2–4.2 cm wide, pubescent; petiole 4–15 mm long. Inflorescence a terminal raceme, or raceme-like, or flowers solitary; pedicels 4–21 mm long. Sepals 6 or 7, ovate-oblong, acuminate, 3–5 mm long. Stamens 14–24; filaments 1–3 mm long; anthers 3.5–4 mm long. Ovary obcordate, 4-or 5-lobed, densely pubescent; style 1–3.5 mm long. Fruit depressed obovoid, with 4 or 5 broad wings, 8–18 mm long, to 25 mm wide, densely villous; wings 6–8.5 mm wide at apex.