Shrubs 0.3-2 m tall. Bark dark brown, dark gray, or grayish brown. Leaves pinnate, 8-12-foliolate; petiole and rachis 5-7 cm, persistent; leaflet blades oblong, 11-15 × 4-6 mm, base rounded, apex rounded to acute. Flowers solitary. Pedicel ca. 0.5 mm, articulate basally. Calyx tube tubular, 1.4-1.7 cm. Corolla rosy, reddish purple, bright purple, pink, or white, 2.5-3.9 cm; standard broadly ovate; wings oblong, claw 2/3-3/4 as long as limb, auricles 1 or 2 and linear, subulate, or triangular. Ovary villous. Legume to 3 cm, densely villous. Fl. Jun-Jul, fr. Aug-Sep. 2n = 16.
Dry gravel slopes above the sub-alpine forest belt. Stony slopes and alpine meadows in the upper mountain zone; in the forest belt mainly on sandy or stony islands and banks in river valleys, in forest margins, and the shade of coniferous forests
Can be grown by cuttings or seedlings. Seeds needs scarification and soaking.
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