Tree to 3 m tall. Branchlets glabrous, sparsely lenticellate or not, weakly angled to markedly winged. Leaves: petiole 2-7 mm long, glabrous; blade subcoriaceous or coriaceous, elliptic or oblong, 5-24 by 1.5-7.5 cm, 2.4-5.1 times as long as wide, apex long acuminate with a blunt tip, base acute to cuneate, glabrous above and beneath, secondary veins 13-22 pairs with 3-14 mm spacing, 65-75° from midrib. Inflorescence dichasial, 4.3-6.5 cm long with axes 0.9-3.4 cm long and branches 0.8-1.9 mm wide, glabrous, peduncle 0.2-0.8 cm by 0.8-2 mm, glabrous, pedicels 0.7-2.5 mm long, glabrous or sparsely puberulent; subtending bracts persistent; bracts present on pedicel. Sepals ovate or oblong, 1.3-2.5 by 1.1-1.6 mm, 1.25-1.8 times as long as wide, apex rounded, ciliate or not, glabrous outside and inside. Corolla completely white or white with a yellow ‘eye’, tube 15-28.5 by 1.1-1.5 mm, 0.8-2 times as long as lobes, 10.7-13.6 times as long as calyx, pubescent around stamens and slightly beneath inside, throat pubescent, glabrous outside; lobes 9-28 by 3.5-11.5 mm, 2-3.1 times as long as wide, elliptic, apex rounded to obtuse, ciliate or not, glabrous outside and inside. Stamens inserted 3.5-15.5 mm from corolla base which is 0.1-0.6 of corolla tube length in rehydrated flowers; anthers 1.7-2.3 by 0.4-0.6 mm, 3.4-5.5 times as long as wide, apex 6.5-19 mm from corolla throat, filaments 0.5-0.8 mm long, pubescent. Disk 0.7-1.4 mm long, 0.7-1.6 times as long as ovaries, glabrous, awl-shaped, apex acute to acuminate. Ovaries 0.5-1.2 mm high, sparsely to densely pubescent; style 2.5-12.5 mm long; style head 0.8-1.3 mm long. Fruit falcate with a small blunt hooked spur on one side, 12-18 by 2.5-4.5 by 6-7.5 mm, hook 3-5 mm long, sparsely puberulent.