Liana, shrub, or tree, up to 12 m high. Leaves oblong, oblong-obovate or oblanceolate, 20-38 by 8-18 cm, coriaceous, base broadly to narrowly cuneate, apex broadly cuneate to rounded, abruptly, up to 1.5 cm long, blunt-or acute-acuminate; nerves 7-10 pairs, slightly impressed above, prominulous beneath; petiole 2-3 cm, narrowly winged over the whole length, exauriculate; axillary scale adnate, c. 1 cm long, broadened towards the apex, 2-lobed. Inflorescences glomerulous, 3-7-flowered; pedicels 0.5-1.5 cm, with a pair of 1-2 cm long, lanceolate bracteoles. Calyx widely campanulate, 2.5-3 cm long, slightly less than halfway connate. Corolla-tube widely funnel-shaped, 4 cm. Anthers oblong, 1 cm, split halfway. Stigma obconical-peltate, c. 3 mm ø. Fruits ellipsoid, ± 3.5 by 2.5 cm, orange; calyx loosely appressed.
Primary forests, 700-1250 m. Fl.--07, fr. Jan., April.
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