Tree, small to large, the branchlets puberulent. Leaves apparently emerging after the flowers, the leaflets 4-14, usually 9 and opposite, ovate (basal pairs) to elliptic-lanceolate (distal pairs), about 8 cm. long, about 3 cm. wide, membranous, reticulate, glabrescent (except the obviously pubescent costa and margins); petioles 2-10 cm. long; rachises about 15 cm. long, pubescent; stipules lanceolate, often acuminate, the acumen up to; 1.5 cm. long. Panicles terminal, the branches slender, racemose, the pedicels about 6 mm. long, hirsute; bracteoles proximal to! the calyx. Flowers with the hypanthium inequilaterally fusiform in the bud, later tubular, the limb elliptic, spathaceous, about 10 mm. long, hirsute; vexillum orbicular, about 12 mm. long, complicate, briefly unguiculate, somewhat arachnoid-villose near the tips; stamens with the sheath about 9 mm. long, the filaments up to 2 mm. long, the anthers oblong, 1-1.3 mm. long, dehiscing by paired, terminal pores later ex-tending to lateral slits; ovary stipitate for about 2 mm., narrowly oblong, about 4 mm. long, densely pubescent, the style about 10 mm. long. Fruits flat, subrotund, 5-6 cm. long, 4-5 cm. wide, tapering gradually and ultimately truncate and often retuse at the tip, the wings lightly pubescent; seeds about 1.7 cm. long, reddish-brown.
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