Dioec. shrub or tree up to 5 m. or more tall, glab. in all parts. Lvs 5-7-foliolate, on purplish red petioles up to 25 cm. long, stipulately sheathing at base; lflts green above, paler below, on short stout petiolules or subsessile, thick and coriac., midribs and lateral veins evident above and below; lamina obovate- to cuneate-oblong, coarsely dentate-serrate in upper half, acute or acuminate to subacute; terminal lflt c. 12-25 × 5-10 cm. or more. Umbels compound, terminal, fls sts subracemosely disposed on secondary rays. Primary rays c. 10-15, secondary c. 15-20. Calyx truncate or obscurely 5-toothed; petals ovate-oblong; ovary 2-loculed, 2-ovuled, style-branches 2, spreading. Fr. somewhat compressed, 5 mm. or more diam.