Shrub or small tree; branchlets dark brown. Leaves elliptic to oblong, 16-30 by 6-10 cm, rounded to cordate at the base, shortly caudate-acuminate at the apex, chartaceous, glabrous, somewhat glossy, drying a purplish-leaden colour; nervation conspicuous, rather close, widely spreading; midrib not deeply channelled above; petiole robust, 9-12 by 2-4 mm, finely ochraceous-puberulous. Inflorescences subsimple or 2-4-branched, with short, straight, thick, stiff, subfascicled branches, 4-12 cm long, rather thinly ochraceo-tomentellous. Pedicels elongate, 2½-2¾ cm, slender, adpressed-ochraceo-puberulous, rather gradually expanded into the calyx. Calyx 8-10 mm long, adpressed-puberulous; sepals lanceolate, 2½-3 mm wide, acute and subacuminate, erect or slightly spreading, the tips slightly recurved. Petals 20-30, subulate, 3-4 mm long, glabrous, epustulate. Ovary 3-locular, with three small pubescent subglobose 'parastyles'; style pubescent below. Fruit unknown ('green' according to HAVILAND'S collector).