Shrublets, spiny. Leaves imparipinnate. Racemes axillary, many flowered. Flowers shortly pedicellate. Calyx campanulate-tubular; teeth 5, lanceolate, adaxial one shorter than abaxial ones. Corolla standard oblong-obovate, as long as keel, base tapered; wings small, nearly 1/4 as long as standard; keel oblique. Stamens diadelphous (9+1). Ovary glabrous; style filiform, incurved at apex and with small stigma. Legume broadly linear, compressed, curved, leathery, glabrous; articles 1-seeded, separated from persistent thin sutures at maturity.
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