Corylus L.

Native to:

Alabama, Albania, Alberta, Amur, Arkansas, Assam, Austria, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, California, Central European Rus, China North-Central, China South-Central, China Southeast, Chita, Colorado, Connecticut, Corse, Czechoslovakia, Delaware, Denmark, District of Columbia, East Aegean Is., East European Russia, East Himalaya, Finland, France, Føroyar, Georgia, Germany, Great Britain, Greece, Hungary, Idaho, Illinois, Indiana, Inner Mongolia, Iowa, Iran, Ireland, Italy, Japan, Kansas, Kentucky, Khabarovsk, Korea, Krym, Louisiana, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Myanmar, Nebraska, Nepal, Netherlands, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russi, Northwest European R, Norway, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Poland, Portugal, Primorye, Prince Edward I., Québec, Rhode I., Romania, Sardegna, Saskatchewan, Sicilia, South Carolina, South Dakota, South European Russi, Spain, Sweden, Switzerland, Tennessee, Tibet, Transcaucasus, Turkey, Turkey-in-Europe, Ukraine, Vermont, Virginia, Washington, West Himalaya, West Virginia, Wisconsin, Wyoming, Yugoslavia

Introduced into:

Azores, Kriti