Native to:
Alaska,
Alberta,
Altay,
Amur,
Arizona,
British Columbia,
Buryatiya,
California,
China South-Central,
China Southeast,
Chita,
Colorado,
Connecticut,
Delaware,
East European Russia,
Finland,
Greenland,
Iceland,
Idaho,
Illinois,
Indiana,
Inner Mongolia,
Iowa,
Irkutsk,
Kamchatka,
Kansas,
Khabarovsk,
Kirgizstan,
Krasnoyarsk,
Kuril Is.,
Labrador,
Magadan,
Maine,
Manchuria,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Mongolia,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Caucasus,
North Dakota,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
Nunavut,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Primorye,
Prince Edward I.,
Qinghai,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Dakota,
Sweden,
Texas,
Tibet,
Tuva,
Utah,
Vermont,
Washington,
West Siberia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yukon