Small tree or shrub to 4 m tall; trunk to 5 cm dbh; bark dark brown. Leaves: petiole 5-20 mm long; blade coriaceous, elliptic, oblong or slightly obovate, 9-20 by 2.4-6 cm, 3-6.1 times as long as wide, apex acuminate to caudate, base cuneate, 8-11(-15) pairs of secondary veins, tertiary venation mostly obscure, domatia present, rarely absent. Inflorescence 5-8 cm long, 1-or 2-flowered, glabrous; peduncle c. 2 mm long; pedicels c. 5 mm long. Sepals narrowly ovate, 4-7.5 by 2-2.5 mm, 2-3.8 times as long as wide, apex acuminate, colleters inside. Corolla white; tube (20-)30-37 mm long, lower part (11-)15-18 mm long, upper part (8-)15-20 mm long, glabrous outside, pubescent inside; lobes narrowly elliptic, (15-)30-36 by (5-)8-9 mm, 3.7-4.2 times as long as wide, glabrous inside and outside or with few hairs at base inside. Stamens not exserted from corolla tube, inserted at 19-22 mm from corolla base; anthers 5-5.5 by 1-1.5 mm. Disk ring-shaped, 0.5 mm high, obscurely 5-lobed. Ovaries 2-4 mm high, glabrous; style 18 mm long; style head 1-2 mm long. Fruit 10-30 by 0.4-0.6 cm. Seeds with coma hairs throughout length; grains 18-20 by 2-3 mm; beak 3-11 mm long; coma hairs 15-30 mm long.
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