Shrub or subshrub up to 1.5(2) m in height, broom-like, unarmed, hermaphrodite, highly branched, with erect stems, sparsely foliose. Stems and old branches with brownish bark, smooth, turning glabrous. Young branchlets striated longitudinally, with 8-10 T-shaped ribs, hairy, with sericeous hairs on the ribs and short uncinate hairs on the valleys. Leaves alternate, unifoliolate, with stipules \u2014stipular organ with 3 ribs\u2014, subsessile, with leaflets (3)5-10 \u00d7 1-3 mm, elliptic to spatulate or oblong-lanceolate, briefly attenuated at the base, acute or obtuse or even mucronate, when old green and glabrous on the upper side, and sericeous-silvery on the underside. Flowers solitary or in groups of 2-3 on the stipular organs of the branches of the previous year, rarely in inflorescences racemiform pauciflorous, pedicellate, with pedicel up to 5 mm, sericeous. Calyx (3.5)6-7.5 mm, sericeous or with patent hairs, deeply split into 2 subequal lips longer than the tube, the upper lip bipartite into 2 triangular-ovate segments, and the lower lip tridentate, somewhat larger than the upper lip. Corolla 10-16 mm, papilionoid, yellow, marcescent, with standard ovate, rounded or emarginate at the apex, glabrous or hairy on the dorsal side of the midrib, subequal or somewhat longer than the wings and the keel. Androecium monadelphous, with 10 stamens. Ovary sericeous, and elliptical and introrse stigma. Pod 10-21 \u00d7 3-5 mm, linear-oblong, compressed, torulose, sericeous-silvery, with 1-5 seeds. Seeds 2-3 mm, ovoid or subglobose, smooth, a very dark green to blackish, without an aril.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12309","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\n