Was used in an exhibit for the International Congress of the History of Medicine in Montreal; used by the North American Indians; note: crude drugs were used in Canada quite extensively until around the 1920s; habitat for Cypripedium: bogs from Nova Scotia to Nebraska, South to Mississippi and Alabama; parts used: rhizome and root; uses: sedative and nerve medicine; for insomnia in domestic American medicine; official preparation: U.S.P 1863-1916.