Small, glabrous or pubescent trees, or shrubs; stems stout, erect, branched, the leaves petiolate, ternate-pinnately decompound, the leaflets acute or acuminate, the petiole sheathing; inflorescence of terminal and lateral compound umbels, the involucre of a few bracts or lacking, the involucel of few to numerous bractlets; rays numerous, spreading-ascending, the pedicels spreading-ascending; flowers white, the petals with an inflexed apex, the calyx obsolete; stylopodium low-conical, the styles slender, the carpophore parted to the base; fruit flattened dorsally, the dorsal ribs narrowly winged, the lateral broader, the vittae solitary in the intervals, 2 or 3 on the commissure; seed flattened dorsally, sulcate beneath the intervals, its face flat.
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