Cystopteris Bernh.

Native to:

Afghanistan, Alabama, Alaska, Albania, Alberta, Algeria, Altay, Amur, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Austria, Azores, Baleares, Baltic States, Belarus, Belgium, Bolivia, Brazil South, British Columbia, Bulgaria, Buryatiya, California, Cameroon, Canary Is., Cape Provinces, Cape Verde, Central European Russia, Chad, Chile Central, Chile South, China North-Central, China South-Central, China Southeast, Chita, Colorado, Comoros, Connecticut, Corse, Costa Rica, Czechoslovakia, Delaware, Denmark, District of Columbia, East European Russia, East Himalaya, Ecuador, El Salvador, Equatorial Guinea, Ethiopia, Falkland Is., Finland, Florida, France, Free State, Føroyar, Georgia, Germany, Great Britain, Greece, Greenland, Guatemala, Gulf of Guinea Is., Hawaii, Honduras, Hungary, Iceland, Idaho, Illinois, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Jamaica, Japan, Juan Fernández Is., Kamchatka, Kansas, Kazakhstan, Kentucky, Kenya, Kerguelen, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, Kuril Is., KwaZulu-Natal, Labrador, Lebanon-Syria, Lesotho, Louisiana, Madagascar, Madeira, Magadan, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Morocco, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, Nicaragua, North Carolina, North Caucasus, North Dakota, North European Russia, Northern Provinces, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, Ohio, Oklahoma, Ontario, Oregon, Pakistan, Panamá, Pennsylvania, Peru, Poland, Portugal, Primorye, Qinghai, Québec, Rhode I., Romania, Réunion, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Sicilia, South Carolina, South Dakota, South Georgia, Spain, Sudan, Sumatera, Svalbard, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tasmania, Tennessee, Texas, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Uganda, Ukraine, Uruguay, Utah, Uzbekistan, Venezuela, Vermont, Victoria, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Wyoming, Xinjiang, Yakutskiya, Yemen, Yugoslavia, Yukon, Zaïre

Introduced into:

Chatham Is.

POWO follows these authorities in accepting this name:

• Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World. Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.