Japan Flora: Stems tufted, ascending from a stout caudex, 15-30(-50) cm. long, with loose white and blackish brown pubescence; leaves 4-6 cm. long, petioled, the stipules nearly free, narrowly ovate, 3-5 mm. long, obtuse to acute, the leaflets 11-13, narrowly oblong, obtuse to rounded, glabrous on upper side, thinly white-pilose and with dark brown hairs on the midrib beneath; racemes rather densely 5- to 10 (-20)-flowered, on peduncles 5-8 cm. long, exceeding the leaves; flowers short-pedicelled; calyx about 4 mm. long, dark brown pubescent, the teeth short, triangular; legumes minutely appressed-puberulous with dark brown hairs, some­times glabrescent, subsessile, pendulous. July-Aug. Grassy and gravelly alpine slopes.

central mountains of Honshu; very rare.