The Sitka burnet (Sanguisorba stipulata) belongs to Rosaceae (the Rose family). It is a perennial herb that is native to Chubu-Kanto district of Honshu, Hokkaido in Japan, as well as the Korean Peninsula, northeastern China, East Siberia and North America. This herb grows on alpine screes or grasslands, and can reach 40-80 cm in height. The basal leaves are impari-pinnate with 9-15 elliptic to ovate-elliptic leaflets. The leaf blades have coarse acute margins. The erect spicate inflorescences are borne and the white flowes bloom from August to September. The flower is non-petaled and consists of four-lobate calyces, four stamens and a stigma.