Indigofera rubroglandulosa Germish.

Small erect to semi-erect herb up to 0.3 m tall arising from a woody base; rootstock tuberous, globose. Stems reddish brown, longitudinally ridged, with scattered biramous hairs densely interspersed with red glandular hairs or occasionally with only few scattered biramous hairs. Stipules free, adnate to base of petiole, up to 7 mm long, glandular on outside, glabrous inside. Leaves regular, paripinnate, petiolate. Leaflets 3-7, obovate to narrowly elliptic to oblanceolate, (7-)2.5-17(-20) x (3.5-)5-9(-11) mm, stiffly mucronate at apex, obtuse at base, strigillose on both surfaces with biramous hairs, red glandular-hairy on lower surface only and along margins. Petiole up to 4 mm long. Inflorescence axillary, racemose, 4-10-flowered, up to 40 mm long, including a 10-20 mm long peduncle, covered with both biramous and red glandular hairs. Flowers deep pink to red, 8-9 mm long, each subtended by a lanceolate caducous bract 2-3 mm long. Calyx: tube 2 mm long, lobes 3.5-6 mm long, glabrous inside, outside with both biramous and glandular hairs. Standard 7-9 x 5-7.5 mm, broadly ovate, narrowing to base, mucronate at apex, strigose outside, glabrous inside. Wing petals 8 x 2 mm. Keel blades 8-9 x 2-2.5 mm, prominently pocketed; pockets more or less triangular, up to 2 mm long. Style 1 mm long, upcurved for about 2 mm, white-strigose for two-thirds of its length; stigma capitate. Stamens 5-7 mm long; 9 fused into a staminal sheath and the 1 vexillar stamen free; anthers uniform, 1 mm long, strongly apiculate; apiculum up to 0.5 mm long. Fruit a cylindrical pod, 20-25 mm long, up to 3 mm in diameter, reddish brown, white-strigose interspersed with red glandular hairs. Seeds 1.5 mm long and wide. It flowers in late winter to early summer.