1. Family: Juncaceae Juss.
    1. Juncus L.

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


    Juncaceae, Susan Carter. Flora of Tropical East Africa. 1966

    Annual or perennial glabrous, tufted or rhizomatous herbs
    Leaves grass-like and flat or channelled, or cylindric and smooth, sometimes septate, sheathing below, sometimes reduced to cataphylls; sheaths open, rarely closed
    Inflorescence compound, panicled, bracteate; bracteoles sometimes present, placed immediately below and clasping the flower
    Flowers hermaphrodite
    Perianth-segments free, ovate or lanceolate, entire, persistent
    Stamens 3 or 6, attached at the base of the segments; filaments filiform or flattened and triangular; anthers linear or oblong
    Ovary sessile; style filiform; stigmas covered with elongated, sticky papillae
    Capsule 1- or 3-locular, or incompletely 3-septate
    Seeds many.



    Doubtfully present in:

    Windward Is.

    Native to:

    Afghanistan, Alabama, Alaska, Albania, Alberta, Aleutian Is., Algeria, Altay, Amur, Angola, Antipodean Is., Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Ascension, Assam, Austria, Azores, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Belize, Bermuda, Bolivia, Borneo, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, British Columbia, Bulgaria, Burundi, Buryatiya, California, Cambodia, Cameroon, Canary Is., Cape Provinces, Cape Verde, Caprivi Strip, Central European Rus, Chad, Chatham Is., Chile Central, Chile North, Chile South, China North-Central, China South-Central, China Southeast, Chita, Colombia, Colorado, Congo, Connecticut, Corse, Costa Rica, Crozet Is., Cuba, Cyprus, Czechoslovakia, Delaware, Denmark, District of Columbia, Dominican Republic, East Aegean Is., East European Russia, East Himalaya, Ecuador, Egypt, El Salvador, Eritrea, Ethiopia, Falkland Is., Finland, Florida, France, Free State, Føroyar, Galápagos, Georgia, Germany, Great Britain, Greece, Greenland, Guatemala, Gulf States, Hainan, Haiti, Hawaii, Honduras, Hungary, Iceland, Idaho, Illinois, India, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Jamaica, Japan, Jawa, Juan Fernández Is., Kamchatka, Kansas, Kazakhstan, Kentucky, Kenya, Kerguelen, Kermadec Is., Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, Kuril Is., Kuwait, KwaZulu-Natal, Labrador, Laos, Lebanon-Syria, Leeward Is., Lesotho, Libya, Louisiana, Macquarie Is., Madagascar, Madeira, Magadan, Maine, Malawi, Malaya, Mali, Maluku, Manchuria, Manitoba, Marion-Prince Edward, Maryland, Masachusettes, Mauritania, Mauritius, Mexican Pacific Is., Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Morocco, Mozambique, Myanmar, Namibia, Nansei-shoto, Nebraska, Nepal, Netherlands, Nevada, 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, Niger, Norfolk Is., North Carolina, North Caucasus, North Dakota, North European Russi, Northern Provinces, Northern Territory, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Nunavut, Ohio, Oklahoma, Oman, Ontario, Oregon, Pakistan, Palestine, Panamá, Paraguay, Pennsylvania, Peru, Philippines, Poland, Portugal, Primorye, Prince Edward I., Puerto Rico, Qinghai, Queensland, Québec, Rhode I., Romania, Rwanda, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Senegal, Sicilia, Sinai, Socotra, Somalia, South Australia, South Carolina, South Dakota, South European Russi, South Georgia, Spain, Sri Lanka, Sudan, Sumatera, Svalbard, Swaziland, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tasmania, Tennessee, Texas, Thailand, Tibet, Transcaucasus, Tristan da Cunha, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Uganda, Ukraine, Uruguay, Utah, Uzbekistan, Venezuela, Vermont, Victoria, Vietnam, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Western Australia, Western Sahara, Wisconsin, Wyoming, Xinjiang, Yakutskiya, Yemen, Yugoslavia, Yukon, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Amsterdam-St.Paul Is, Easter Is., St.Helena

    Juncus L. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Gerard, P. [Cat. no. 9000], India K001132078
    Wallich, N. [Cat. no. 9001], Nepal K001132079
    Wallich, N. [Cat. no. 9002], Nepal K001132081
    Blinkworth, R. [Cat. no. 9001], India K001132080
    Blinkworth, R. [Cat. no. 9002], India K001132082
    Gomez, W. [Cat. no. 9000] K001132077
    s.coll. [Cat. no. 9000], India K001132076

    First published in Sp. Pl. 1: 325 (1753)

    Accepted by

    • Balslev, H. & Zuluaga, A. (2009). Juncaceae Flora de Colombia 26: 1-80. Instituto de Ciencias Naturales, universidad Nacional de Colombia, Bogotá.
    • Kirschner, J. & al. (2002). Juncaceae Species Plantarum: Flora of the World 6-8: 1-237, 1-336,1-192. Australian Biological Resources Study, Canberra.


    Flora of West Tropical Africa
    • F.T.A. 8: 92 (1901).
    • Sp. Pl. 325 (1753)
    Flora of Tropical East Africa
    • Weim. in Svensk Bot. Tidskr. 40: 141 (1946)
    • Buchen. in E.P. IV, 36: 98 (1906)
    • L., Gen. Pl., ed. 5: 152 (1754)
    • Sp. Pl.: 325 (1753)


    Flora of Tropical East Africa
    Flora of Tropical East Africa

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
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    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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