Shrub or tree to 30 m tall, to 50 cm dbh, with or without low buttresses. Bark yellowish brown, brown, grey-brown or grey, finely fissured or with corky lenticels; inner bark pale cream. Sapwood pinkish cream to white. Branchlets glabrous, lenticellate. Leaves opposite; petiole 10−40 mm long; blade mostly thickly coriaceous, elliptic, 10−41 by 1.9−22 cm, 2−6.2 times as long as wide, apex apiculate or rounded, rarely acuminate, base cuneate, glabrous above and beneath, secondary veins 9−22 pairs, more or less straight, tertiary venation mostly obscure. Inflorescence few-to many-flowered, 7−20 cm long, glabrous; pedicels 10−45 mm long. Sepals ovate or suborbicular, 3−6 by 3−5 mm, 1-1.5 times as long as wide, apex rounded, ciliate, otherwise glabrous or with a few hairs outside. Corolla with various combinations of cream, white and orange, in mature bud 15−31 mm long with ovoid to subglobose head which is 0.25-0.4 of bud length, apex acute to rounded; tube 10−21 mm long; lobes 14−31 by 7−15 mm, apex rounded; outside pubescent on lower half of lobes and sometimes on top of tube, inside glabrous in lower part of tube, then mostly pubescent from stamens to base of lobes. Stamens inserted in lower half or around middle of corolla tube; anthers 2.3−3.5 by 1−1.4 mm. Ovaries glabrous, 2.5−4 mm long; style 1.7−4.5 mm long; style head 0.7−2.5 mm long. Fruit of 2 follicles, separate or joined at base, orange, 8−16 by 5−16 cm, sometimes with faint ridges, many-seeded. Seeds with a red aril.
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