Tree 4-8 m high with all parts glabrous; sap milky. Leaves opposite, sub-coriaceous, glossy dark green above, paler below, oblong to oblong-oblanceolate, base cuneate to rounded, apex acute to acuminate, 9-17 cm long and 3-5-6 cm broad; secondary nerves indistinct, 11-17 on each side, widely spreading; petiole 5-12 mm long. Stipules united into a short tubular sheath 2 mm long. Inflorescence corymbose, dense; peduncle stout, 3-7 cm long; bracts ovate acute 4-5 mm long. Flowers white, fragrant, fairly large, up to 2-5 cm in diameter, thick textured; pedicels 3-6 mm long. Calyx cup-shaped, 4-5 mm long; sepals 5, imbricate free almost to the base, rotundate; margin minutely fimbriate; glands present at the base of each sepal. Corolla salver-shaped; tube spindle-shaped to urceolate 8-10 mm long, thickest below the middle, glabrous, thickened within the throat; lobes ovate-oblong, 10-12 mm long, auriculate at the base, overlapping to the left, margin crisped. Stamens 5, inserted just below the middle of the tube, subsessile with the filament reduced to a callus swelling; anthers lanceolate, sagittate, 5-6 mm long, narrowly acuminate, the apices at the throat of the corolla or slightly exserted. Disc consisting of a raised ridge. Ovary of two free carpels, glabrous; style columnar, compressed, broader towards the apex, 4-5 mm long; stigma thickened, cylindric, grooved, with an entire or lobed projecting rim at the base. Fruit of 2 mericarps spreading at 180°; mericarps baccate, coriaceous, ellipsoid to oblong, 4-5-5-5 cm long and 2-5-3 cm thick, surface smooth or wrinkled, not warty. Seeds numerous, embedded in a fleshy pulp, ovoid-triquetrous, 9-11 mm long, brown, deeply grooved ventrally, surface slightly wrinkled; endosperm fleshy, ruminate. Fig. 39: 2.
