Liana or climbing shrub; stem c. 5 cm thick. Branches 3-4 mm thick, glabrous. Leaves (sub)-glabrous; lateral petiolules c. 0.75 cm. Lateral leaflets usually very oblique, ovate (to oblong-lanceolate), 8-19 by 3.5-10 cm, cuneate to rounded (rarely slightly cordate) at the base, terminal ones obovate (to elliptic), 10-30 by 4½-12 cm, broadly cuneate (rarely rounded to cordate) at the base; all leaflets coriaceous, glabrous or sometimes minutely tomentose on the nerves beneath, shortly (to rather long and slender) blunt-acuminate; nervation prominent beneath; mostly triplinerved, midrib in addition with c. 4 pairs of nerves in the upper half. Panicles dense, 2-3(-6) cm long, minutely greyish pubescent. Flowers (4-)5-merous, heterodistylous, fragrant. Sepals 2 mm long. Petals 5 mm long. Stamens 10, glabrous. Pistils (4-)5. Infructescences small, with few fruits. Fruits slightly oblique, obovoid, 1-2½ by ½-1¼ cm, slightly narrowed at the base, rounded (very rarely shortly beaked) at the apex, rugulose to warty, densely minutely tomentose. Seeds oblong-obovoid, the arilloid covering 1/3-1/4 or even more of the surface.