Trees from about 2-15 m tall. Branchlets very slender, terete, young twigs with a thin white skin, splitting longitudinally and peeling, leaving dark coloured twigs with small lenticels; leaf-bases persistent, prominent, upturned. Leaves shiny dark green above, slightly lighter beneath, ovate-lanceolate, often folding longitudinally, acuminate in the upper half, 3-5-5-5 cm long and 1-2-5 cm broad, shortly cuneate to rounded at the base, acute at the apex, 3-nerved from near the base, sometimes 5-nerved but outer pair not distinct and often running into the margin, inner pair arising 2-4 mm above the base and running parallel with the margin and about 2-4 mm within it, tertiary veins not conspicuous; margin sometimes crisped; petiole about 6 mm long. Inflorescence a few-flowered compound cyme, more or less oblong in outline, about 1 • 5 cm long, peduncle and pedicels glabrous or very minutely and sparsely papillose pubescent; pedicels about 1 -5 mm long; bracts cucullate, ovate to ovate-lanceolate, about 1 mm lo