Aeschynomene sensitiva Sw.
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Authority
Rudd, Velva E. 1955. The American species of Aeschynomene. Contr. U. S. Natl. Herb. 32: 1-172.
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Family
Fabaceae
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Scientific Name
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Description
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Description - Stem up to about 4 m. high, glabrous or glabrate below, the upper, fruiting branches glabrous to densely hispidulous; stipules 5-20 mm. long, 1.5-5 mm. wide, the margin subentire, the portion above the point of attachment 3-15 mm. long, acute to acuminate, the lower portion 2-6 mm. long, truncate, erose; leaves 2-10 cm. long, 10-40-foliolate, the petiole and rachis hispidulous; leaflets 4-15 mm. long, 1.5-3 mm. wide, rarely with a few marginal hairs, the veins often dark reddish; peduncles aud pedicels subglabrous to densely hispidulous; bracts stipule like, entire to ciliate-laciniate, decreasing in size toward the flowers, the smallest about 3-4 mm. long and 1.5 mm. wide; bracteoles ovate, subacute, 1.5-5 mm. long, 1-2 mm. wide, entire, sometimes ciliate; flowers 5-9 mm. long; calyx 4-8 mm. long, usually ciliate, the vexillar lobe emarginate or subdenticulate, the carinal lobe obscurely 3- dentate; standard commonly 6-8 mm. long, the claw 1.5-2 mm. long, the blade suborbiculate, 4.5-6 mm. in diameter, ciliate, sometimes retuse; wings and keel about as long as the standard, the claws 0.5-1 mm. long, the blades 3.5-7 mm. long, 2.5-3.5 mm. wide; stamens about 5-7 mm. long; fruit 4-12-articulate, the stipe 4-8 mm. long, glabrous or nearly so, the articles 5-7 mm. long, 4-7 mm. wide, glabrous to sparingly hispid, smooth to verrucose, the upper margin of fruit essentially entire, the lower crenate or nearly entire; seeds 3-4 mm. long, 2.5-3 mm. wide, brown.