Upright to spreading, 12 – 20 m tall trees, with 5 – 10 m, wide, densely foliated crown from usually solitary trunk. Bark rough, thick, dark-grey or blackish, fibrous on trunk and lower parts of main shoots, smooth and grey in upper branches and branchlets. Leaves alternate, petiole 8 – 15 mm long, lamina lanceolate, 7 – 16 x 1.2 – 2.5 cm. Inflorescence axillary, simple, usually 7-flowered umbels on flattened, usually recurved, 2 – 2.5 cm long peduncles. Flowers pale-yellow, c. 4 cm across. Buds on thick, 3 – 6 mm long pedicels, cylindrical or horn-shaped, with basally expanded, cylindrico-conical or horn-shaped, 10 – 15 mm long, green to reddish calyptra; hypantium campanulate, 5 – 10 mm long,. Fruits bell-shaped, inconspicuously ribbed or striated, 8 – 15 x 7 – 11 mm; disc obscured by a prominent staminal ring, narrow, descending; valves 4, outwardly curved, conspicuously exserted. Seeds flattened, ovate, brown.