Trees. Leaves imparipinnate, apparently estipulate; leaflets opposite, several. Panicles axillary, short; bracteoles elliptic, caducous. Flowers with the hypanthium subcampanulate or urceolate, the teeth minute; standard orbicular, the wing petals adhering to the keel petals, the latter obtuse; stamens 10, monadelphous, the vexil-lar filament free at the base, soon united with the others in a closed sheath; ovary sessile, pluriovulate, the style reflexed, the stigma minute, capitate. Fruits slender, the seminiferous area terete, with 4 membranous wings, the seeds several, oblong, black.
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