Japan Flora: the leaflets larger and fewer; branchlets loosely pubescent while young; leaves 15-25 cm. long, bipinnate, the petiole 4-6 cm. long, with a sessile ovoid gland on the upper side below the middle, the pinnae 4 or 5 pairs, 10-15 cm. long, short-petioled, the leaflets 15-20 pairs on each pinna, semi- ovate, entire, 15-20 mm. long, 5-7 mm. wide, asymmetrical at base, acute on inner side and truncate on outer side, loosely short-pubescent, whitish beneath; inflorescences of few umbellate undivided peduncles on the end of branchlets; flowers numerous, sessile, in terminal heads; corolla pinkish, about 8 mm. long; stamens about 25, about 3 cm. long.