Tree, up to 20 m by 41 cm ø, shrub, or liana. Leaves subsessile, oblong-obovate, 25-50 by 10-20 cm, thin-coriaceous, base attenuate and decurrent, ending in a pair of auricles c. 0.5-1.5 cm ø, apex broadly rounded and emarginate to slightly acuminate; nerves 7-8 pairs, prominulous on both sides, mainly underneath; axillary scale for the greater part or entirely adnate to the petiole, c. 1-1.5 cm long, very broad and deeply 2-lobed to truncate. Inflorescences pyramidal-thyrsoid with c. 3 pairs of horizontal branches, these up to 3 cm long, rebranched or not, at the end with a more or less dense 5-7-flowered cyme, the total inflorescence about 20 cm long; pedicels 0.5-1 cm, bracteoles inserted at their base or up to halfway, small and thin. Calyx campanulate, 1 cm, divided for c. ⅔. Corolla-tubo funnel-shaped, c. 2-3 cm. Anthers bifid to about halfway, sagittate, 6-7.5 mm. Stigma peltate, faintly 2-lobed, 2.5-3 mm ø. Fruits ovoid, c. 2-3 cm long, yellow; pedicel warty-lenticellate, calyx more or less spreading.
In primary and secondary forests, either temporarily inundated or not, from sea-level up to 1600 m. Fl. Aug., Oct., Dec., fr. Aug., Oct. The flowers are fragrant like those of jasmine.
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