Herbs, erect, 30-70 cm tall. Stem woody at base. Leaves 3-foliolate, scattered along stem; stipules lanceolate, 5-7 mm; petiole 3-5 cm, pubescent; terminal leaflet blade ovate or lanceolate, 5-13 × 2-4 cm, both surfaces subglabrous or pubescent, base suborbicular, margin entire, apex acuminate or acute. Racemes terminal, or terminal and axillary, to 30 cm, sometimes branched, laxly flowered, 2-or 3-flowered at each node. Pedicel 3-5 mm, elongated to 4-10 mm at fruiting. Calyx ca. 1 mm, glabrous or slightly pubescent; lobes shorter than tube. Corolla pink, 4-6 mm; standard elliptic, clawed; wings narrowly elliptic, auriculate and shortly clawed at base; keel obtuse, clawed, not auriculate. Legume 2-or 3-jointed; articles slightly broadly subobovate, 6-7 × ca. 4 mm or smaller, with hooked hairs; stipe 4-10 mm; fruiting pedicel 4-10 mm. Fl. and fr. Aug-Oct.
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