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  1. Family: Araliaceae Juss.

    1. Hydrocotyle Tourn. ex L.

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

    [FTEA]

    Umbelliferae, C.C. Townsend. Flora of Tropical East Africa. 1989

    Habit
    Creeping perennial herbs of wet places, rooting at the lower nodes, glabrous or ± hairy
    Leaves
    Leaves on slender petioles, sometimes peltate, undivided and crenate to deeply palmatisect, with membranous stipules
    Inflorescences
    Inflorescence a simple (sometimes ± capitate) umbel, a proliferous umbel, or of 2 or more superposed whorls, pedunculate, the peduncle long or short, axillary; bracts small, membranous; the very short or longer pedicels sometimes subtended by small bracteoles, at least in the lower flowers
    Flowers
    Flowers hermaphrodite
    Calyx
    Calyx-teeth very small or obsolete
    Corolla
    Petals small, white to greenish, not rarely ± suffused with purple
    Fruits
    Fruit strongly laterally compressed, the mericarps thin to somewhat thicker but the commissure always narrow; ribs filiform but usually ± prominent, particularly the dorsal; endocarp woody, carpophore absent; vittae absent or present only in the primary ribs; styles usually slender, arising from the discoid apex of each mericarp, stylopodia obsolete.
    [FZ]

    Umbelliferae, J. F. M. Cannon. Flora Zambesiaca 4. 1978

    Habit
    Creeping perennial, rooting at the nodes, glabrous or pubescent.
    Leaves
    Leaves on slender petioles, sometimes peltate.
    Inflorescences
    Inflorescence a simple umbel (sometimes almost capitate), a proliferous umbel or an interrupted spike.
    Peduncles
    Peduncle very short to longer than the subtending leaf.
    Flowers
    Flowers white to greenish-yellow, calyx teeth minute; stylopodium depressed (rarely conspicuous).
    Fruits
    Fruit strongly laterally compressed, dorsal surface often acute; ribs well developed; carpophore absent.
    Seeds
    Commissural face of the seed plane to convex. Seed cavity surrounded by strengthening cells.
    Vittae
    Vittae absent to well developed.

    Images

    Distribution

    Native to:

    Alabama, Albania, Andaman Is., Angola, Antipodean Is., Argentina Northeast, Argentina Northwest, Argentina South, Arkansas, Assam, Austria, Azores, Bahamas, Bangladesh, Belarus, Belgium, Belize, Bermuda, Bolivia, Borneo, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Burundi, Cameroon, Cape Provinces, Caprivi Strip, Chatham Is., Chile Central, Chile North, Chile South, China North-Central, China South-Central, China Southeast, Colombia, Congo, Connecticut, Corse, Costa Rica, Cuba, Czechoslovakia, Delaware, Denmark, District of Columbia, Dominican Republic, East Himalaya, Ecuador, El Salvador, Ethiopia, Falkland Is., Fiji, France, French Guiana, Galápagos, Gambia, Germany, Great Britain, Greece, Guatemala, Guinea, Gulf of Guinea Is., Guyana, Hainan, Haiti, Honduras, Hungary, Illinois, India, Indiana, Iran, Ireland, Italy, Jamaica, Japan, Jawa, Kentucky, Kenya, Kermadec Is., Korea, Kuril Is., KwaZulu-Natal, Laos, Lebanon-Syria, Leeward Is., Lesser Sunda Is., Macquarie Is., Madagascar, Maine, Malawi, Malaya, Maluku, Marquesas, Maryland, Masachusettes, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Morocco, Mozambique, Myanmar, Nepal, Netherlands, New Brunswick, New Guinea, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Nicaragua, Nicobar Is., Norfolk Is., North Carolina, Northern Provinces, Norway, Ogasawara-shoto, Ohio, Ontario, Palestine, Panamá, Paraguay, Pennsylvania, Peru, Philippines, Poland, Portugal, Puerto Rico, Queensland, Québec, Rhode I., Rwanda, Réunion, Sicilia, Solomon Is., Somalia, South Australia, South Carolina, Spain, Sri Lanka, Sudan, Sulawesi, Sumatera, Suriname, Sweden, Switzerland, Taiwan, Tanzania, Tasmania, Tennessee, Thailand, Tibet, Togo, Transcaucasus, Trinidad-Tobago, Tristan da Cunha, Uganda, Uruguay, Venezuela, Vermont, Victoria, Vietnam, Virginia, West Himalaya, West Virginia, Western Australia, Windward Is., Wisconsin, Yemen, Yugoslavia, Zambia, Zaïre, Zimbabwe

    Extinct in:

    Algeria

    Introduced into:

    Benin, Cabinda, Canary Is., Central American Pac, Chagos Archipelago, Eritrea, Florida, Gabon, Georgia, Ghana, Hawaii, Ivory Coast, Krasnoyarsk, Lesotho, Liberia, Louisiana, Mauritius, Nigeria, North Caucasus, Rodrigues, Sardegna, Senegal, Swaziland, Turkey

    Accepted Species

    Synonyms

    Other Data

    Hydrocotyle Tourn. ex L. appears in other Kew resources:

    Bibliography

    First published in Sp. Pl.: 234 (1753)

    Literature

    Flora of West Tropical Africa

    • —F.T.A. 3: 3.

    Flora Zambesiaca

    • Gen. Pl. ed. 5: 109 (1754).
    • Sp. Pl. 1: 234 (1753)

    Flora of Tropical East Africa

    • L., Gen. Pl., ed. 5: 109 (1754)
    • Sp. Pl.: 234 (1753)

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0