Sticky Snoutbean
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Sticky Snoutbean
P Native Photo: S. Kasim
Common name: Sticky Snoutbean
Botanical name: Rhynchosia viscosa    Family: Fabaceae (Pea family)
Synonyms: Rhynchosia sericophylla, Rhynchosia grevei, Glycine viscosa

Sticky Snoutbean is a sticky vine, up to 12 m long, velvet-hairy. Leaves are trifoliate with terminal leaflets up to 8 x 7.5 cm, laterals up to 7.5 x 6 cm, rhomboid-elliptic, unequally ovate, tapering, hairy; leaf-stalk to 8 cm, leaflet-stalk 3 mm, stipules 8 mm, ovate-lanceshaped, velvet-hairy. Flowers are borne in racemes in leaf-axils, up to 20 cm long, velvet-hairy. Flowers are reddish-yellow; flower-stalks 3 mm; calyx tube 3 mm, upper two fused, lobes 2 mm, triangular, hairy, lower 6 mm; standard petal 1.5 x 1 cm, round, clawed, velvet-hairy, notched; wings 1 x 0.4 cm, appendaged; keel united; staminal tube 8 mm; anthers 1 mm, unequal; ovary 5 mm, velvet-hairy, style 9 mm, basally hairy, stigma oblique. Pod are pointed at tip, with persistent style; seeds 2. Sticky Snoutbean is found in India, Indonesia, Malaysia, Nepal, Sri Lanka, Thailand; Africa, Madagascar. Flowering: August-October.

Identification credit: S. Kasim Photographed in Kalakkad-Mundanthurai Tiger Reserve, Tirunelveli, Tamil Nadu.

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