A small, suberect shrublet only ±0.2 m tall, with straight, rigid, spreading, almost thorn-like branches; young branches sericeous. Leaflets trifoliolate; long-shoot leaves soon with axillary leafy short-shoots and leaflets therefore, except on the youngest branches, in fascicles, several together. Leaflets flat, small, obovate or oblanceolate, 0.8-1.8 x 0.7-1.2 mm, obtuse, soft, silvery sericeous. Inflorescences unifloral, on tips of the branches; the branch internode below the flower 6-10 mm long. Bract lanceolate-ovate, 1.5-2 x 0.7-0.9 mm, silvery sericeous. Pedicel shorter than 1 mm, sericeous. Bracteoles linear-lanceolate, 2-2.3 x ±0.5 mm, sericeous. Calyx tube tomentose to sericeous; lobes narrowly triangular-ovate, 1.8-2.2 mm long, acute, silvery sericeous. Petals pale yellow. Standard broadly ovate, ±6.5 x 5.8 mm, acute, sericeous on the back. Wing blades ± arched, oblong, 5.8 x 2.2 mm long, sericeous on most parts, basally with a few rows of minute folds. Keel blades lunate, upcurved, ±5.5 x 2.8 mm, sericeous on most parts. Pistil with sericeous ovary; ovules 2. Ripe pods not seen.
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Rigid shrublet with almost thorn-like branches to 20 cm. Leaves 3-foliolate, leaflets obovate, flat, soft, silvery silky. Flowers solitary on branch tips, pale yellow, wings and keel silky, calyx silky, lobes narrowly triangular.