Ononis spinosa L., it is a perennial herb or shrublet, up to 60 cm long, erect or ascending, usually spiny, variously hairy and sparsely glandular. Leaves (1-) 3-foliolate, leaflets obovate to oblong, denticulate, 5-20 x 3-10 mm. Flowers shortly pedicellate, usually single in leaf-axil, forming lax racemes, pink, occasionally white, 6-10 (-15) mm long, standard often purple-veined . Calyx campanulate, 5-10 mm, with linear-lanceolate, teeth much longer than the tube, each lobe 1-3-nerved, glandular, glabrescent. Pods ovate, glandular hairy, 1-3-ovuled. Seeds orbicular, tubercled or smooth, 2 mm.
Flowering in: Apr-Sep.
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