Pallid milk-vetch (Astragalus frigidus) belongs to Fabaceae (the Pea family). It is a perennial herb that is distributed to the Alps and the mountains of Scandinavia. This herb grows in meadows and stony places, usually on limestone, 1700-2800m elevation. The plant is hairless, unbranched, and can reach 20-30 cm in height. The leaves are odd-pinnately compound with 7-17 broad-elliptic leaflets. The flowers are yellowish-white, papilionaceous and bloom in the loose-clusters from July to August. The fruits are elliptic, brownish pods.