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  1. Family: Isoetaceae Dumort.
    1. Isoetes L.

      1. This genus is accepted, and its native range is Cosmopolitan.


    Isoetaceae, B. Verdcourt, B.Sc., Ph.D.. Flora of Tropical East Africa. 2005

    Description as for family.



    Native to:

    Alabama, Alaska, Alberta, Aleutian Is., Algeria, Altay, Angola, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Austria, Azores, Baleares, Baltic States, Belgium, Belize, Bolivia, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, British Columbia, Bulgaria, Burkina, Burundi, Buryatiya, California, Cameroon, Cape Provinces, Caroline Is., Central African Repu, Central European Rus, Chad, Chile Central, Chile South, China South-Central, China Southeast, Chita, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cuba, Czechoslovakia, Delaware, Denmark, District of Columbia, Dominican Republic, East Aegean Is., East European Russia, Ecuador, Eritrea, Ethiopia, Finland, Florida, France, Free State, French Guiana, Georgia, Germany, Ghana, Great Britain, Greece, Greenland, Guatemala, Guinea, Gulf of Guinea Is., Guyana, Haiti, Hawaii, Iceland, Idaho, Illinois, India, Indiana, Iowa, Ireland, Irkutsk, Italy, Ivory Coast, Jamaica, Japan, Kamchatka, Kansas, Kentucky, Kenya, Korea, Kriti, Kuril Is., KwaZulu-Natal, Labrador, Laos, Lebanon-Syria, Lesotho, Libya, Louisiana, Madagascar, Maine, Mali, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Morocco, Mozambique, Myanmar, Namibia, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Guinea, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, Nicaragua, Niger, Nigeria, North Carolina, North European Russi, Northern Provinces, Northern Territory, Northwest Territorie, Norway, Nova Scotia, Nunavut, Ohio, Oklahoma, Ontario, Oregon, Panamá, Paraguay, Pennsylvania, Peru, Philippines, Poland, Portugal, Primorye, Prince Edward I., Queensland, Québec, Rhode I., Sakhalin, Sardegna, Saskatchewan, Senegal, Sicilia, South Australia, South Carolina, South Dakota, Spain, Sri Lanka, Sudan, Sulawesi, Swaziland, Sweden, Switzerland, Taiwan, Tanzania, Tasmania, Tennessee, Texas, Thailand, Tunisia, Turkey, Turkey-in-Europe, Uruguay, Utah, Venezuela, Vermont, Victoria, Vietnam, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Western Australia, Wisconsin, Wyoming, Yugoslavia, Yukon, Zambia, Zimbabwe

    Accepted Species


    Other Data

    Isoetes L. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Schodde, R. [1843], Papua New Guinea 25063.000
    Guillarmod, J. [7176], South Africa 34118.000
    Delavay, M. l' Abbé [2071], China K000812147


    First published in Sp. Pl.: 1100 (1753)

    Accepted by

    • 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.


    Flora of Tropical East Africa
    Flora of Tropical East Africa

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet [accessed on Day Month Year]'. Please enter the date on which you consulted the system.

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 World Checklist of Selected Plant Families.

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.