Stoloniferous slender shrub 0,3-1(2) m high, many stemmed and often forming dense thickets; young branchlets grey- or reddish-brown to purplish-black, with numerous small scattered glands, often glutinous, glabrous or subglabrous. Stipules spinescent, in pairs, 0,4-5,6 cm long, straight or slightly deflexed, slender, whitish, glabrous; other prickles absent. Leaves: petiole 0,2-1,1 cm long, glabrous or subglabrous, adaxial gland absent; rhachis 0-3,8 cm long, glabrous or subglabrous, with a sessile to shortly stipitate gland at the junction of the top 1-2 pinnae pairs or of the only pair of pinna, otherwise with small scattered glands; pinnae 1-6 pairs; rhachillae 0,3-1,8 cm long, glabrous or subĂ‚Âglabrous, usually with small scattered glands; leaflets (3)4-9 pairs per pinna, (2,1)3-4,8 X 0,8-1,5 mm, linear or linear-oblong to obovate-oblong, glabrous, entire, eglandular, lateral nerves invisible beneath, apex spinulose-mucronate. Inflorescences capitate, on axillary peduncles, solitary or fascicled, scattered along shoots of the current or previous season. Flowers bright yellow, sessile or very shortly pedicellate; peduncles 0,8-3 cm long, glabrous or subglabrous, sparingly to densely glandular; inv