Branches glabrous or puberulent, becoming glabrous. Leaves: petiole glabrous or, rarely, with a few small hairs, 0.3-2.1 cm long; blade elliptic, rarely obovate, 1.6-4.2 times as long as wide, 0.9-17.2 by 0.2-6.1 cm, apex sharp acuminate to caudate, rarely to rounded, base cuneate, rarely to rounded; coriaceous; mostly glabrous, sometimes very sparsely puberulent on midrib beneath or all over beneath; 6-21 pairs of secondary veins. Inflorescence axillary and terminal, 1-16.5 cm long; peduncle glabrous to tomentose; pedicels glabrous to tomentose, 1-3.5 mm long. Sepals ovate to oblong, 1.1-3 times as long as wide, 1-3.4 by 0.7-1.5 mm, apex acute to rounded, glabrous to tomentose; colleters present. Corolla yellow or white; in bud the tube is cylindrical and the head not much wider, not very constricted at throat; tube 2-4.6 by 1.2-2.7 mm, 0.6-1.4 times as long as lobes, 1.6-3.3 times as long as calyx, outside glabrous or, rarely, very sparsely puberulent, inside pubescent; lobes 2-7.2 by 0.7-1.7 mm, 2.7-3.6 times as long as wide, outside glabrous, densely pubescent in tube throat. Stamens inserted 0.7-1.6 mm from base, 0.2-0.5 of tube length; anthers subsessile, 3.5-9 times as long as wide, 1.5-2.9 by 0.2-0.6 mm, narrowly triangular, apex acuminate, base sagittate; included in the corolla tube. Disk entire with 5 thick lobes; 0.2-0.5 times as long as the ovary, 0.2-0.5 mm long. Ovaries 0.6-1.4 mm long, pubescent; style 0.3-1.3 mm long, glabrous or pubescent; style head 0.5-1.3 mm long with a cup-shaped base. Fruit villous to glabrous, 10-27 cm by 2.3-7 mm. Seeds 1.9-2.5 cm by 2.1-5 mm; coma 2.3-3.2 cm long.
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