Ophioglossum L.

Native to:

Afghanistan, Alabama, Alaska, Albania, Algeria, Altay, Amur, Angola, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Ascension, Assam, Austria, Azores, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Belize, Benin, Bismarck Archipelago, Bolivia, Borneo, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, British Columbia, Bulgaria, Burkina, Burundi, Buryatiya, California, Cambodia, Cameroon, Canary Is., Cape Provinces, Cape Verde, Caroline Is., Central African Repu, Central European Rus, Chad, Chatham Is., Chile Central, Chile South, China North-Central, China South-Central, China Southeast, Christmas I., Colombia, Comoros, Connecticut, Cook Is., Corse, Costa Rica, Cuba, Cyprus, Czechoslovakia, Delaware, Denmark, District of Columbia, Djibouti, Dominican Republic, East Aegean Is., East European Russia, East Himalaya, Ecuador, Egypt, El Salvador, Equatorial Guinea, Ethiopia, Falkland Is., Fiji, Finland, Florida, France, Free State, French Guiana, Gabon, Galápagos, Georgia, Germany, Ghana, Great Britain, Greece, Greenland, Guatemala, Guinea, Gulf of Guinea Is., Gulf States, Guyana, Hainan, Haiti, Hawaii, Honduras, Hungary, Iceland, Illinois, India, Indiana, Iowa, Iran, Iraq, Ireland, Italy, Ivory Coast, Jamaica, Japan, Jawa, Juan Fernández Is., Kamchatka, Kansas, Kazakhstan, Kazan-retto, Kentucky, Kenya, Kermadec Is., Korea, Krasnoyarsk, Kriti, Krym, Kuwait, KwaZulu-Natal, Laos, Lebanon-Syria, Leeward Is., Lesotho, Lesser Sunda Is., Liberia, Louisiana, Madagascar, Madeira, Maine, Malawi, Malaya, Mali, Maluku, Manchuria, Manitoba, Marianas, Marquesas, Marshall Is., Maryland, Massachusetts, Mauritania, Mauritius, Mexican Pacific Is., Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Morocco, Mozambique, Mozambique Channel I, Myanmar, Namibia, Nansei-shoto, Nebraska, Nepal, Netherlands, New Brunswick, New Caledonia, New Guinea, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, Nicaragua, Nicobar Is., Nigeria, Niue, Norfolk Is., North Carolina, North Caucasus, North Dakota, North European Russi, Northern Provinces, Northern Territory, Northwest European R, Norway, Nova Scotia, Ogasawara-shoto, Ohio, Oklahoma, Oman, Ontario, Oregon, Pakistan, Palestine, Panamá, Paraguay, Pennsylvania, Peru, Philippines, Poland, Portugal, Primorye, Prince Edward I., Puerto Rico, Queensland, Québec, Rhode I., Rodrigues, Romania, Rwanda, Réunion, Sakhalin, Samoa, Sardegna, Saudi Arabia, Senegal, Seychelles, Sicilia, Sierra Leone, Society Is., Socotra, Solomon Is., Somalia, South Australia, South Carolina, South Dakota, South Georgia, Spain, Sri Lanka, St.Helena, Sudan, Sulawesi, Sumatera, Suriname, Swaziland, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tasmania, Tennessee, Texas, Thailand, Tibet, Tonga, Transcaucasus, Trinidad-Tobago, Tristan da Cunha, Tuamotu, Tubuai Is., Tunisia, Turkey, Turkey-in-Europe, Tuva, Uganda, Ukraine, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vermont, Victoria, Vietnam, Virginia, Wallis-Futuna Is., Washington, West Himalaya, West Siberia, West Virginia, Western Australia, Windward Is., Wisconsin, Wyoming, Yemen, Yugoslavia, Zambia, Zaïre, Zimbabwe