Ononis mitissima L., it is an annual herb, erect or procumbent; stems up to 15-60 cm, somewhat tomentose or nearly glabrous. Leaves 3-foliolate; leaflets 10-20 mm, obovate or elliptical, sometimes caducous, lower bracts 3-foliolate, upper without leaflets, concave and membranous. Flowers shortly pedicellate, borne singly at each node, in a dense terminal raceme. Calyx-tube glabrous, with very prominent white veins, margins of teeth glandular-ciliate. Corolla 10-12 mm, pink, exceeding the calyx. Pod c. 6 mm, straw-yellow, compressed, ovate or oblong-ovate, completely enclosed within the calyx and tipped with a beak, usually containing 2 seeds. Seeds ovoid, asymmetrical, with convex faces, c. 2 x 2 x 1.35 mm. Testa surface finely tuberculate, ochre-colored. Hilum very small, sunken, broadly elliptical, surrounded by a rim. Lens with a prominent center, darker than the testa (more markedly so in aged seeds), located c. 0.5 mm from the hilum.
Flowering in: Apr-Jul.
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