Regions (WGSRPD)
Arabian Peninsula, Australia, Caucasus, Central America, China, East Tropical Africa, Eastern Asia, Eastern Canada, Eastern Europe, Indian Subcontinent, Mexico, Middle Asia, Middle Europe, Mongolia, North-Central U.S.A., Northeast Tropical Africa, Northeastern U.S.A., Northern Africa, Northern Europe, Northwestern U.S.A., Russian Far East, Siberia, South-Central U.S.A., Southeastern Europe, Southeastern U.S.A., Southern Africa, Southwestern Europe, Southwestern U.S.A., Subarctic America, West-Central Tropical Africa, Western Asia, Western Canada, Western Indian Ocean
Botanical Countries (WGSRPD L3)
Afghanistan, Alaska, Albania, Alberta, Algeria, Altay, Amur, Arizona, Austria, Baleares, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, California, Cameroon, Cape Provinces, Central European Russia, Chad, China North-Central, China South-Central, China Southeast, Chita, Colorado, Comoros, Connecticut, Corse, Czechoslovakia, Denmark, East European Russia, East Himalaya, Ethiopia, Finland, France, Free State, Føroyar, Germany, Great Britain, Greece, Greenland, Gulf of Guinea Is., Honduras, Hungary, Iceland, Idaho, Illinois, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kansas, Kazakhstan, Kenya, Khabarovsk, Kirgizistan, Krasnoyarsk, Kriti, Krym, Kuril Is., KwaZulu-Natal, Labrador, Lebanon-Syria, Lesotho, Madagascar, Magadan, Maine, Manchuria, Manitoba, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mongolia, Montana, Morocco, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Hampshire, New Mexico, New York, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russia, Northern Provinces, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, Ohio, Ontario, Oregon, Pakistan, Pennsylvania, Poland, Portugal, Primorye, Qinghai, Québec, Romania, Réunion, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Sicilia, South Dakota, Spain, Svalbard, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tasmania, Texas, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Tuva, Uganda, Ukraine, Utah, Uzbekistan, Vermont, Victoria, Virginia, Washington, West Himalaya, West Siberia, Wisconsin, Wyoming, Xinjiang, Yakutskiya, Yemen, Yugoslavia, Yukon
Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.