Native to:
Afghanistan,
Alaska,
Altay,
Austria,
British Columbia,
Buryatiya,
California,
China South-Central,
Chita,
Colorado,
East European Russia,
East Himalaya,
Finland,
France,
Føroyar,
Great Britain,
Greenland,
Iceland,
Idaho,
Inner Mongolia,
Ireland,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Krasnoyarsk,
Kuril Is.,
Labrador,
Magadan,
Mongolia,
Montana,
Myanmar,
Nepal,
Nevada,
New Mexico,
Newfoundland,
North Caucasus,
North European Russia,
Northwest Territories,
Norway,
NW. Balkan Pen.,
Oregon,
Pakistan,
Poland,
Québec,
Romania,
Sakhalin,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tibet,
Transcaucasus,
Tuva,
Utah,
Uzbekistan,
Vietnam,
West Himalaya,
West Siberia,
Wyoming,
Xinjiang,
Yakutiya,
Yukon