Apera Adans.

Doubtfully present in:

Portugal

Native to:

Afghanistan, Albania, Algeria, Austria, Belarus, Belgium, Bulgaria, Buryatiya, Canary Is., Central European Rus, Czechoslovakia, Denmark, East Aegean Is., East European Russia, Egypt, France, Germany, Great Britain, Greece, Hungary, Iran, Iraq, Irkutsk, Italy, Kazakhstan, Kirgizstan, Krasnoyarsk, Krym, Lebanon-Syria, Libya, Madeira, Mauritania, Morocco, Netherlands, North Caucasus, Northwest European R, Pakistan, Poland, Romania, Sardegna, South European Russi, Spain, Sweden, Switzerland, Tadzhikistan, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Ukraine, Uzbekistan, West Siberia, Yakutskiya, Yugoslavia

Introduced into:

Argentina Northwest, Argentina South, Arizona, Baltic States, British Columbia, California, Chile Central, Colorado, Connecticut, Corse, Delaware, District of Columbia, Finland, Hawaii, Idaho, Illinois, Indiana, Ireland, Kentucky, Khabarovsk, Maine, Maryland, Massachusetts, Michigan, Missouri, Montana, Nevada, New Jersey, New Mexico, New York, North European Russi, Norway, Ohio, Ontario, Oregon, Pennsylvania, Primorye, Sakhalin, South Dakota, Texas, Utah, Vermont, Victoria, Washington, Wisconsin, Wyoming

POWO follows these authorities in accepting this name:

• Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.