Native to:
Alaska,
Alberta,
Aleutian Is.,
Altay,
Amur,
Austria,
Baltic States,
Belarus,
British Columbia,
Buryatiya,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Chita,
Colorado,
Connecticut,
Czechia-Slovakia,
East European Russia,
Finland,
France,
Germany,
Illinois,
Indiana,
Inner Mongolia,
Irkutsk,
Italy,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Korea,
Krasnoyarsk,
Kuril Is.,
Labrador,
Maine,
Manchuria,
Manitoba,
Massachusetts,
Michigan,
Minnesota,
Mongolia,
Nepal,
New Brunswick,
New Hampshire,
New York,
Newfoundland,
North European Russia,
Northwest European Russia,
Northwest Territories,
Norway,
Nova Scotia,
NW. Balkan Pen.,
Ontario,
Pennsylvania,
Philippines,
Poland,
Primorye,
Prince Edward I.,
Qinghai,
Québec,
Romania,
Sakhalin,
Saskatchewan,
South European Russia,
Sweden,
Switzerland,
Taiwan,
Tibet,
Tuva,
Ukraine,
Vermont,
West Siberia,
Wisconsin,
Yakutiya,
Yukon
Extinct in:
California,
Hungary