Shrub up to 4 m in height \u2014sometimes with a well defined trunk, \u00b1 tortuous\u2014, unarmed, hermaphrodite, deciduous, highly branched from the base, with erect stems, with leaves promptly replaced. Stems and old branches with bark fissured longitudinally, glabrous, brownish. Young branchlets with (5)7-8 T-shaped ribs, densely sericeous at first, with straight hairs along the ribs and short crisped hairs along the intercostal valleys. Leaves all trifoliolate, without stipules, with petiole 3-17(30) mm, solitary on the macroblasts and in small groups on the brachyblasts, with leaflets 8-20 \u00d7 3-7 mm \u2014in favourable conditions much larger\u2014, subequal, obovate or oblong-obovate, glabrous on the upper side and sericeous or glabrescent on the underside, green. Flowers solitary or in groups of 2-6 on the branchlets of the current year, axillary, with pedicel 5-15 mm, slightly hairy, with 2-3 bracteoles on the upper half. Calyx 5-7 mm, campanulate, green at first and then a greyish-brown, bilabiate, the upper lip with 2 small teeth at the tip and the lower lip with 3, also very small, as long or slightly longer than the upper lip. Corolla 15-22 mm, papilionoid, yellow, with an ovate-suborbicular standard, emarginate or notched at the apex, glabrous, larger than the wings and the keel, the latter obtuse. Androecium monadelphous, with 10 stamens. Ovary glabrous or hairy, with style \u00b1 cylindrical throughout its length, and capitate stigma. Pod 30-45 \u00d7 7-8 mm, linear-oblong, highly compressed, green at first and then black, glabrous or hairy, with 4-12 seeds. Seeds 3-4 mm, ovoid, compressed, smooth, greenish-brown to brown.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12393","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\n