Tree, small, the trunk with sinuate, convolute ridges. Leaves up to 20 cm. long, the leaflets 10-20, oblong, up to 7.5 cm. long, 1.5-3 cm. wide, the principal secondary veins about 25, arcuate, the margins thickened, the blade thinly cori-aceous, puberulent below, lustrous above, the rachises about 7.5 cm. long; petioles up to 1.5 cm. long, puberulent. Flowers with pedicels about 4 mm. long; hypan-thium campanulate, about 8.5 mm. long, pilulose within, the upper pair of teeth deltoid, about 3.3 mm. long, the lower 3 oblong to! rotund, about 2 mm. long; vexillum obovate-rotund, about 18 mm. long, narrowly cuneate at the base; wing petals not seen; carinal petals reniform, up to 12.5 mm. long, the auricles obtuse, the claw obviously eccentric; stamens diadelphous, the sheeth more than twice the length of the filaments, the anthers about 0.6 mm. long; ovary stipitate for about 5 mm., sparsely villose. Fruits with the stipe obviously long-winged and cuneate basally, the pedicels about 1 cm. long, the seminiferous area distal, obliquely oblong, up to 3 cm. wide, turgid, the veins prominulous, dense, oblique.
An occasional plant in higher areas of the Atlantic rainforest, it is more commonly found in savannah and the transition zone into forest, favouring more open places and well-drained soils. Forests in Panama.
Can be grown by seedlings. Seeds needs soaking.
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