Tree to 9.15 m tall, to 27.5 cm dbh. Bark ashy-brown, brown or grey, smooth; inner bark straw coloured. Branchlets glabrous, sparsely lenticellate or not. Leaves: petiole 3-10 mm long, glabrous; blade subcoriaceous to coriaceous, elliptic, 4.5-25 by 1.9-8.9 cm, 1.7-4.9 times as long as wide, apex acuminate with a blunt tip, base acute or cuneate, glabrous above and beneath, secondary veins 8-24 pairs with 3-15 mm spacing, 60-75° from midrib. Inflorescence dichasial or cincinnate, 6-6.5 cm long with axes 1-3.5 cm long and branches 1.2-2.2 mm wide, glabrous or puberulent in upper parts; peduncle 0.2-1 cm by 1.2-2.2 mm, glabrous; pedicels 1.5-3.5 mm long, glabrous or sparsely puberulent, subtending bracts persistent, bracts present on pedicel. Sepals ovate or oblong, 1.6-3 by 0.9-2.4 mm, 1.1-2.2 times as long as wide, apex rounded to acute, ciliate, glabrous outside and inside. Corolla white with a red ‘eye’ or pale pink with a darker pink ‘eye’; tube 26-38(-49) by 2.2-3 mm, 1.2-1.8 times as long as lobes, 11.7-16.3 times as long as calyx, pubescent around and beneath stamens and in throat, rarely glabrous, glabrous outside; lobes 16-31 by 6.1-12.5 mm, 1.3-3.5 times as long as wide, elliptic or obovate, apex rounded to obtuse, ciliate or not, glabrous outside and inside. Stamens inserted 23-40 mm from corolla base which is 0.8-0.9 of corolla tube length in rehydrated flowers; anthers 1.5-2.6 by 0.5-0.8 mm, 3-3.7 times as long as wide, apex 0.9-2.5 mm from corolla throat; filaments 0.7-1.1 mm long, pubescent. Disk 1.2-1.9 mm long, 0.9-1.4 times as long as ovaries, glabrous, oblong, awl-shaped, narrowly deltoid or narrowly ovate, apex acute to acuminate. Ovaries 1.2-1.5 mm high, glabrous or, rarely, very sparsely pubescent on top; style 23-38 mm long; style head 1-1.4 mm long. Fruit with a sharp deltoid spur, 27-35 by 10-14 by 3-5.5 mm, spur 8-13 mm long, glabrous.