Native to:
China North-Central,
China South-Central,
Inner Mongolia,
Qinghai,
Xinjiang
Introduced into:
Alabama,
Albania,
Alberta,
Argentina South,
Arkansas,
Austria,
Baleares,
Belgium,
British Columbia,
Bulgaria,
California,
Central European Russia,
Colorado,
Connecticut,
Corse,
Czechoslovakia,
Delaware,
Denmark,
District of Columbia,
East Aegean Is.,
Florida,
France,
Georgia,
Germany,
Great Britain,
Greece,
Hungary,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Italy,
Kansas,
Kentucky,
Korea,
Kriti,
Krym,
Lebanon-Syria,
Louisiana,
Maine,
Maryland,
Massachusetts,
Mauritius,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
Nepal,
Netherlands,
Nevada,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
North Carolina,
North Dakota,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Poland,
Portugal,
Queensland,
Québec,
Rhode I.,
Romania,
Saskatchewan,
Saudi Arabia,
South Australia,
South Carolina,
South Dakota,
South European Russia,
Spain,
Sweden,
Switzerland,
Tasmania,
Tennessee,
Texas,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Utah,
Uzbekistan,
Vermont,
Victoria,
Vietnam,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yugoslavia