Shrub up to 1 m in height, prickly, hermaphrodite, deciduous, very ramose from the base, with ascending branches. Stems and older branches with grey-whitish bark, little or not at all fissured, with numerous slightly elongated and transverse lenticels, and irregular longitudinal striations, which does not peel. Young branchlets greenish-grey, pubescent. Prickles conical, straight or slightly arcuate, very dilated and compressed at the base. Leaves 3-6 cm, alternate or subopposite, bipinnate, with ovate-lanceolate stipules, caducous, petiole 5-6 mm, eglandular, petiole and rachis hairy, the latter with 3-5(7) pairs of pinnae, each with 8-12 pairs of leaflets (3)4-6(7) \u00d7 1.5-2(2.5) mm, oblong or oblong-lanceolate, obtuse or subacute, truncate at the base, subsessile, entire, glabrous on the upper side and pubescent on the underside and margins. Inflorescences spiciform, 3-8(9) cm long, cylindrical, axillary, shortly pedunculate \u2014peduncle 5-25 mm\u2014, yellowish or greenish-yellowish, solitary, with hairy rachis, and numerous minute flowers. Calyx 1-2.3 mm, domed, with 5 small triangular ciliate sepals. Corolla 3-5 mm, with 5 linear-lanceolate petals, yellow, pale yellow or cream, glabrous. Stamens 10, with a white or whitish-yellow filament, and anther crowned with a globular caducous gland. Pod 1.5-3(4.5) cm \u00d7 10-20(30) mm, reniform, ovoid, obovoid, subcylindrical or intestine-shaped, always swollen and \u00b1 circular in cross section, rounded at both ends or sometimes with an attenuate base, brown-black when ripe, indehiscent, glabrous, with 3-6 seeds separated by thick transverse septa. Seeds 6.3-8.5 \u00d7 4.5-6 mm, ovoid, highly compressed, reddish-brown, smooth, with a pleurogram in U.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12291","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\n