Native to:
Alaska,
Alberta,
Altay,
Arizona,
Baltic States,
Belarus,
British Columbia,
California,
Central European Rus,
Colorado,
Connecticut,
Czechoslovakia,
East European Russia,
Finland,
Idaho,
Illinois,
Indiana,
Inner Mongolia,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Korea,
Krasnoyarsk,
Kuril Is.,
Labrador,
Magadan,
Maine,
Manchuria,
Manitoba,
Maryland,
Massachusetts,
Mexico Northeast,
Michigan,
Minnesota,
Mongolia,
Montana,
Nevada,
New Brunswick,
New Hampshire,
New Mexico,
New York,
Newfoundland,
North European Russi,
Northwest European R,
Northwest Territorie,
Norway,
Nova Scotia,
Nunavut,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Poland,
Primorye,
Prince Edward I.,
Québec,
Romania,
Sakhalin,
Saskatchewan,
South Dakota,
Sweden,
Tennessee,
Utah,
Vermont,
Virginia,
Washington,
West Siberia,
West Virginia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yukon