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Tri-Nerved Pigeonpea
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Tri-Nerved Pigeonpea
P Native Photo: S. Jeevith
Common name: Tri-Nerved Pigeonpea
Botanical name: Cajanus trinervius    Family: Fabaceae (Pea family)
Synonyms: Collaea trinervia, Odonia trinervia, Atylosia trinervia

Tri-Nerved Pigeonpea is a shrub, densely golden brown velvet-hairy. Flowers are borne in 1-2 flowered racemes, velvet-hairy. Sepal-tube is 5 mm, lower teeth 7 mm, lanceshaped, woolly. Petals are yellow, standard petals 2 x 0.9 cm, obovate, circular, clawed; wings 1.5 cm, obovate; keels clawed; staminal tube 1.4 cm; ovary 5 mm, densely velvet-hairy. Leaves are trifoliate, with leaflets up to 6 x 2.2 cm, elliptic, tip blunt, with a short sharp point, base blunt, velvet-hairy above and woolly below, hairless above when mature. Leaflets are tri-nerved at the base, lateral oblique at the base, ovate, elliptic, smaller; leaf-stalk 1.5 cm, leaflet-stalk 2 mm, woolly, stipules 8 mm, triangular, tapering. Pod are 3-4 seeded, 3 x 1.2 cm, oblong, constricted, densely velvet-hairy. Tri-Nerved Pigeonpea is found in South India, Sri Lanka.

Identification credit: S. Jeevith Photographed in the Nilgiris, Tamil Nadu.

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