Tree to 6 m, slender. Juvenile leaves ovate, green. Adult leaves oblong or elliptic to ovate or broadly lanceolate, apiculate; lamina 6–8 cm long, 2–3 cm wide, shining, dark green; lateral veins faint, at 45°–50°; intramarginal vein faint, up to 2 mm from margin; petiole quadrangular, 13–16 mm long. Umbels 1-flowered; peduncle flattened, dilated, recurved, 20–30 mm long; pedicels 2–10 mm long. Buds pyriform or turbinate; operculum conical, smooth or shallowy ribbed, 5–10 mm long, 8–10 mm wide; hypanthium pyriform, ribbed, 20–30 mm long, 15–20 mm wide. Fruits pyriform or turbinate, strongly ribbed, 25–35 mm long, 25–30 mm wide; valves 3.