Shrubs 2-4 m tall. Branchlets angular, apex glandular granulose, early glabrescent, sparsely lenticellate; pith solid. Petiole canaliculate, winged from decurrent leaf base, (2.8-) 3-4 cm; leaf blade broadly elliptic to obovate, (10-)15-27 × (7-)8-10(-12) cm, membranous, glabrous, dull adaxially, densely black punctate-lineate abaxially in numerous parallel lines, base obtuse to broadly rounded, margin serrate with denticulate callose teeth, apex caudate or acuminate; lateral veins 6-12 on each side of midrib, marginal vein absent. Inflorescences axillary, pyramidal paniculate or sometimes racemose, (1-)4-10 cm, densely and minutely glandular granulose; bracteoles ovate, acute at apex. Flowers white, 2-2.2 mm. Pedicel 2-2.5 mm. Sepals united ca. 1/3 length, ovate, glabrous, margin entire, ciliate, apex broadly acute. Corolla 1-1.4 mm, lobes longer than tube, suborbicular, margin entire, glabrous, apex obtuse. Fruit dark brown, globose, to 3 mm in diam., black punctate-lineate; persistent calyx lobes thin margined, red punctate-lineate, not reaching persistent style.