Small, glabrous tree. Leaves clustered near the ends of the branches; petiole to 32 cm, channelled above, 4-5 mm broad, with a sheathing base prolonged as a stipular ligule 2-3 cm long, and with several long setose crests encircling the lower part of the petiole; blade up to 43 cm ø, base cordate to truncate; deeply 5-7-lobed; lobes elliptic-lanceolate, narrowed towards the sinuses and tapered to an acuminate apex, margin minutely serrate, sinuses broadly rounded. Inflorescence a terminal compound umbel, hemispherical, to 12 cm ø; peduncle 1-2 cm; primary rays c. 20, 3-5 cm long, with three branches at the apex; the central branch c. 1 cm long, bearing a subglobose umbel of c. 15-20, sterile, bacciform flowers (3-4 mm ø) on pedicels 5-7 mm long, 2-4-celled; the two lateral branches about 4 cm long with no clear articulation but 1 or 2 obsolescent bracts, terminating in an umbellule of c. 15-20 flowers; pedicels c. 3-4 mm. Calyx rim obsolete; corolla 4-lobed above, tubular below, c. 4 mm long; stamens 7 or more, rarely fewer, exserted; ovary subcylindric c. 3 mm long, angled, 7-celled; disk with a central stigmatic boss. Fruit unknown.
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