|image = Image non disponibleVigna vexillata var angustifolia flower5 (11456453913).JPGjpg|légende = fleur|auteur = (L.) A. Rich.|ordre = Fabales|famille = Fabaceae|genre = Vigna
|nb chromosomes = 2n =
|origine = aire d'originepantropical
|statut = sauvage ou cultivé
}}
*anglais : ''''''
Cette page a été créée par un robotPerennial herbs, twining. Les premières tâches à faire sont de vérifier les liensRoot woody, de clarifier la nomenclature et de choisir des photos dans Wikimedia Commonsfusiform.Stems with spreading brown bristly hairs, glabrescent. Stipules ovate to ovate-lanceolate, 3-5 mm, cordate or auriculate at base, cili¬ate; petiole 1-11 cm; leaflets membranous, variable in shape, ovate to lanceolate, 4-9(-15) × 2-5(-8) cm, brown or gray pu¬bescent on both surfaces, base rounded to cuneate, margin en¬tire, sometimes slightly 3-lobed, apex acute or acuminate. Ra¬cemes axillary, 2-6-flowered, subumbellate; peduncles 5-20 cm. Bracteoles subulate, ca. 3 mm, caducous. Calyx with brown or white bristly hairs, rarely glabrescent; tube 5-7 mm; lobes linear or linear-lanceolate, 2-5 mm, upper 2 connate at base. Standard pink, purple, or partly yellow, sometimes with yellow or purple spots inside at base, 2-3.5 × 2-4 cm, emarginate; keel whitish or purplish, falcate, with beak incurved through 180°. Legumes erect, linear-terete, 4-14 cm × 2.5-4 mm, bristly. Seeds 10-18, yellowish, black, or brown to scarlet with black spots, oblong or oblong-reniform, 2-4.5 mm. Fl. Jul-Sep. *plante auxiliaire : amélioration du sol, contrôle de l'érosion*légume*fourrage*sauvage apparenté