Tree to 35 m. Branchlets terete, minutely hairy, soon glabrescent. Leaves simple, minutely hairy, glabrescent; petiole to c. 1.8 cm long; lamina lanceolate to broadly oblanceolate or elliptical, 5-17 cm long, 2-5.8 cm wide, with margins not undulate, glossy dark green, discolorous, midrib and veins conspicuous on both surfaces. Conflorescence axillary, minutely hairy, glabrescent; peduncle 3.2 cm long; umbel with 10-13 flowers. Flowers 20 mm long, creamy white, strongly perfumed, minutely hairy when young, glabrescent outside, covered with long ferruginous hairs inside at base, base of style hairy; pedicel c. 10 mm long. Hypogynous gland a well-developed, semi-circular cup. Follicles flattened, semi-circular, 8.5 cm long, 5.5 cm wide, glabrous at maturity. Seeds ±semi-circular (part of margin straight), to 4.5 cm wide including the almost completely encircling wing.