Sparsely branched shrub to 5 m high, with the multijugate leaves clustered at the ends of the branches. Leaves c. 70-100 by 30-40 cm; rachis not articulated; leaflets alternate or in pairs, c. 7 on each side; petiolules c. 1 cm long; lamina c. 17-20 by 4-6.5 cm, lanceolate, ovate, oblong or elliptic, gradually tapered to an acute apex, base truncate, rounded or cuneate, usually oblique, margin entire; petiole c. 17-20 cm, terete, lenticellate, with a heavily lenticellate clasping base with membranous margins. Inflorescence a terminal panicle of umbellules, rachis up to 60 cm long, bearing well-spaced secondary branches 6-25 cm long, bracts caducous; tertiary branches c. 2-8 cm long, terminating in a circlet of broadly ovate bracts (mostly caducous) surrounding the umbellules, sometimes with smaller (male) lateral umbellules; umbellules c. 2 cm ø at anthesis, with c. 30-40 flowers. Pedicels c. 5 mm (elongating to 10-15 mm in fruit), pustulate. Calyx lobes 5, obtuse, united below into a tube. Petals 5, c. 1.5 by ¾ mm, keeled within. Stamens 5, 1 mm long. Ovary sometimes prominently ribbed when dry, c. 2 mm long; disk and styles c. 1 mm high at anthesis. Fruit 16 by 10 mm, purplish black when mature.
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