Slender glabrous subshrub to 25(–40) cm high; stems simple or few-branched, smooth, arising annually from an elongate rhizome, leafy throughout or bare toward base. Leaves c. oblong to narrow-obovate, 6–12(–20) mm long, 1–3 mm wide, thickish, glaucous. Flowers pink to mauve, in a terminal raceme; pedicels c. 2 mm long; outer sepals ovate, c. 2 mm long, the abaxial pair united to above midway, wings obovate, 5–6 mm long, keel yellow-tipped, slightly shorter than wings, hooded and deeply 2-pleated at apex; upper petals yellow-tipped, oblong, shortly exceeding keel and united with it to just below midway. Capsule obovate or cuneaet, long-tapered to base, 6–10 mm long; seeds ovoid, c. 3 mm long, evenly covered with silky hairs c. 5 mm long. Flowers Nov.–Jan.