About Carex supina Willd. ex Wahlenb.
Carex supina Willd. ex Wahlenb., commonly known as the weak arctic sedge, is a species of flowering plant in the genus Carex. This species is native to Alaska, western and central Canada, Minnesota, Greenland, central and eastern Europe, the Caucasus region, Central Asia, Siberia, the Himalaya, the Amur region, Manchuria, and Korea. It is frequently found growing in association with the plant species Festuca altaica and Poa glauca.