Woody climber, entirely glabrous. Stems rather smooth without conspicuous lenticels when young, bark on old stems with raised elongate lenticels, c. 5-10 mm. Leaves: petioles 10-15 cm; lamina ovate, cordate or slightly so at the base, acuminate to broadly acuminate at the apex, 18-28 by 11-23 cm, palmately 5-7-nerved at the base, with a series of short tertiary nerves running at right angles to the midrib, nervation very prominent below, less so above, thinly coriaceous. Male and female flowers unknown. Infructescences cauliflorous, paniculate towards the base with lateral branches up to 12 cm, pseudo-racemose towards apex, 18-70 cm. Drupes red, l(-3) on peduncles 8-15 mm, drying smooth, broadly ellipsoidal, ventrally flattened and slightly concave, 17-24 by 14-18 mm, pericarp drying very thin; endocarp very smooth and whitish, wall 1 mm thick with ventral elongate groove divided by a longtudinal septum, condyle intruding into the seed-cavity. Seed ellipsoidal, ventrally concave; embryo with the broad flat, slightly overlapping cotyledons enclosed in entire endosperm, radicle median, cylindrical.
Primary forest, in the Vogelkop at only 30 m, in E. New Guinea at 600-700 m and in montane rain-forest at 1500 m.
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