Shrub or tree up to 15 m in height, prickly, hermaphrodite, deciduous, usually multi-stemmed and with extended branches forming a lax crown, rounded or flattened to umbrella-shaped. Stems and main branches with rugose bark, brown or greyish-brown, which does not peel. Young branches with smooth bark, hairy. Prickles 2-8 mm, in groups of 3 at the nodes, the central one hooked and the lateral ones \u00b1 curved upwards (these are sometimes missing). Leaves 3-8 cm, alternate but often in fascicles of 2, bipinnate, usually hairy, with petiole with a gland towards the middle, and (1)2-8(12) pairs of pinnae \u2014usually 3-6\u2014, each with 7-25 pairs of leaflets 1-5(9) \u00d7 0.5-2(3) mm, linear or oblong, rounded at the apex and the base, subsessile, dull light green in colour, glabrous or sparsely hairy on both sides. Inflorescences spiciform, 2-12 cm long, briefly pedunculate \u2014peduncle 6-10 mm\u2014, white or whitish-yellow, solitary or in fascicles of 2-3, with glabrous or hairy rachis, and numerous minute flowers. Calyx 2-2.75(3.5) mm, campanulate, greenish, glabrous or somewhat hairy, with 5 triangular teeth, glabrous. Corolla 2.7-4 mm, tubular-campanulate, glabrous or subglabrous, with 5 oblong acute petals, creamy white. Stamens numerous, slightly fused at the base, with white to whitish-yellow filament. Pod (1.8)4-14 cm \u00d7 12-34 mm, linear-oblong, pendulous, not constricted between the seeds, highly compressed, \u00b1 rounded or pointed apex, greyish-brown or yellowish-brown, \u00b1 hairy or puberulous, dehiscent, with (2)4-8 seeds. Seeds 8-12 mm, orbicular, apiculate, compressed, light brown, with a dark pleurogram in V, smooth.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12276","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"\n