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Derris scandens Benth.
J. Linn.
Climbing branched shrub having twining habit, evergreen, perennial plant Tap reeot system having deep sunken but without aerial roots. Leaves compound, alternate, exstipulate, imparipinnate, leaf axis upto 19.0 cm long, solid, woody, green, abaxial, curved, while adaxial narrow grooved Lamina elliptic-lanceolate, entire, blunt, glabrous, Inflorescence raceme Flower ebracteate, pedicellate, zygomorphic, bisexual, complete, pendulous Sepals 5, gamosepalous, above short lobes, beneath cup-shaped tube Petals 5, polypetalous, vaxillary, one standard, 0.8 cm long and 0.75 cm wide, ovate, apical grooved, not notched, with two edges, curved, two wings and two keels Stamens 10 (9 + 1) diadelphous, anthers remain free, anthers bilobed, basifixed, introse, inserted Carpels 2, syncarpous, ovary superior, conical shaped, single chambered, marginal placentation Style 1, terminal, glabrous, terete, stigma absent Fruit pod, 4 cm long, shuttle shaped, flattened, one margin thicker than other, two seeds in each pod
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