Native to:
Afghanistan,
Altay,
Austria,
Baltic States,
Belarus,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China South-Central,
China Southeast,
Chita,
Czechoslovakia,
East European Russia,
France,
Germany,
Greece,
Hungary,
Inner Mongolia,
Iran,
Irkutsk,
Italy,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Krym,
Manchuria,
Mongolia,
Netherlands,
North European Russi,
Northwest European R,
Pakistan,
Poland,
Qinghai,
Romania,
South European Russi,
Spain,
Tadzhikistan,
Tibet,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yugoslavia
Introduced into:
Alabama,
Alaska,
Alberta,
Amur,
Argentina Northeast,
Arizona,
Arkansas,
Belgium,
Bolivia,
British Columbia,
California,
Cape Provinces,
Colorado,
Connecticut,
Delaware,
Denmark,
District of Columbia,
Egypt,
Finland,
Georgia,
Great Britain,
Greenland,
Guatemala,
Iceland,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Japan,
Kamchatka,
Kansas,
Kentucky,
Khabarovsk,
Korea,
Labrador,
Louisiana,
Magadan,
Maine,
Manitoba,
Maryland,
Massachusetts,
Mexico Northeast,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
North Carolina,
North Caucasus,
North Dakota,
Northern Provinces,
Northwest Territorie,
Norway,
Nova Scotia,
Nunavut,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Peru,
Primorye,
Prince Edward I.,
Québec,
Rhode I.,
Sakhalin,
Saskatchewan,
South Carolina,
South Dakota,
Sweden,
Switzerland,
Tennessee,
Texas,
Uruguay,
Utah,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yukon