Native to:
Afghanistan,
Alaska,
Albania,
Alberta,
Algeria,
Altay,
Arizona,
Austria,
Baltic States,
Belgium,
British Columbia,
Bulgaria,
California,
Central European Rus,
China North-Central,
Colorado,
Connecticut,
Corse,
Cyprus,
Czechoslovakia,
France,
Germany,
Greece,
Hungary,
Idaho,
Indiana,
Iowa,
Iran,
Iraq,
Italy,
Kansas,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Lebanon-Syria,
Libya,
Magadan,
Maine,
Manitoba,
Massachusetts,
Mexico Northeast,
Mexico Northwest,
Michigan,
Minnesota,
Missouri,
Montana,
Morocco,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
North Caucasus,
North Dakota,
Northwest European R,
Northwest Territorie,
Nova Scotia,
Nunavut,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Pennsylvania,
Poland,
Portugal,
Queensland,
Québec,
Romania,
Sardegna,
Saskatchewan,
Sicilia,
South Australia,
South Dakota,
South European Russi,
Spain,
Switzerland,
Tadzhikistan,
Texas,
Transcaucasus,
Tunisia,
Turkey,
Turkmenistan,
Tuva,
Ukraine,
Utah,
Uzbekistan,
Vermont,
Victoria,
Washington,
West Himalaya,
Western Australia,
Wisconsin,
Wyoming,
Xinjiang,
Yakutskiya,
Yugoslavia,
Yukon
Introduced into:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Belarus,
Cape Provinces,
Chita,
Denmark,
East European Russia,
Finland,
Great Britain,
Illinois,
Ireland,
Kentucky,
Krym,
New Zealand North,
New Zealand South,
North European Russi,
Northern Provinces,
Norway,
Rhode I.,
Sweden