A climbing shrub, attaining 30 ft. Leaves rather coriaceous, 3/4–2 ft. or more in length, rachis puberulous or glabrescent; leaflets 11–15, the lateral approximated in pairs, oval-oblong, acuminate, shining above, midrib and lateral nerves prominent beneath, early wholly glabrous or finely puberulous beneath or the impressed midrib above only minutely strigillose, 3–7 in. long, 1 1/3–2 1/3 in. broad; petiolule 3–6 lines in the male, about 1 line in the female plant in our specimens, Flowers 1 1/2–2 lines in diam., 4-merous (male only seen), sessile, in dense oblong or rounded clusters on the branches of short, spreading, terminal panicles of 4–6 in. Calyx 4-fid with ovate segments. Petals ovate, obtuse, twice as long as the calyx. Stamens equalling the petals, inserted round a hirsute disk. Young fruits silky with ferruginous hairs, subsessile or on very short, pubescent, stout pedicels.