1. Family: Elatinaceae Dumort.
    1. Genus: Elatine L.
      1. Elatine triandra Schkuhr

        This species is accepted, and its native range is Temp. & Subtropical Old World to W. Malesia.

    [FZ]

    Elatinaceae, H. Wild. Flora Zambesiaca 1:2. 1961

    Habit
    A tender glabrous creeping annual herb, often much branched and rooting at the nodes; branches up to 15 cm. long.
    Leaves
    Leaves opposite, very shortly petiolate, 3–15 × 1–4 mm., ovate-oblong or linear-lanceolate, rounded or emarginate at the apex, cuneate at the base, entire, penninerved with 2–4 pairs of nerves; stipules minute, deciduous, ovate-triangular, margin undulate or dentate.
    Flowers
    Flowers sessile or obscurely pedicellate in the leaf-axils.
    Calyx
    Sepals (2) 3, c. 0·5 mm. long, triangular, apex obtuse.
    Corolla
    Petals (2) 3, white or pink, 1–1·5 mm. long, ovate, apex obtuse, Stamens 3, slightly longer than the sepals.
    Pistil
    Ovary globose, with 3 minute spreading styles.
    Fruits
    Capsule c. 1·5 mm. in diam., subglobose.
    Seeds
    Seeds c. 0·5 mm. long, yellowish-brown, oblong-cylindric, slightly curved.

    Distribution

    Native to:

    Altay, Amur, Austria, Baltic States, Bangladesh, Belarus, Belgium, Bulgaria, Buryatiya, Central European Rus, China South-Central, China Southeast, Czechoslovakia, East European Russia, Finland, France, Germany, Hungary, Italy, Japan, Jawa, Khabarovsk, Korea, Krym, Manchuria, Nansei-shoto, Nepal, North European Russi, Northern Provinces, Northwest European R, Norway, Philippines, Poland, Primorye, Romania, Sumatera, Sweden, Tadzhikistan, Thailand, Vietnam, West Siberia, Yugoslavia

    Introduced into:

    Alabama, Alberta, Arizona, Azores, California, Chad, Colorado, Connecticut, Georgia, Haiti, Illinois, KwaZulu-Natal, Louisiana, Maine, Mali, Manitoba, Masachusettes, Mauritania, Minnesota, Missouri, Nebraska, Nevada, New Brunswick, New Jersey, New Mexico, New York, Niger, North Carolina, North Dakota, Northwest Territorie, Oklahoma, Ontario, Oregon, Pennsylvania, Québec, Sardegna, Saskatchewan, Senegal, South Carolina, Texas, Utah, Virginia, Wisconsin, Yukon, Zimbabwe

    Elatine triandra Schkuhr appears in other Kew resources:

    First published in Bot. Handb. 1: 345 (1790)

    Accepted by

    • Zuloaga, F.O. & Belgrano, M.J. (eds.) (2017). Flora Argentina. Flora vascular de la República Argentina 17: 1-434. INTA, IMBIV & IBODA.
    • Flora of North America Editorial Committee (2016). Flora of North America North of Mexico 12: 1-603. Oxford University Press, New York, Oxford.
    • Santisuk, T. & Balslev, H. (eds.) (2014). Flora of Thailand 11(4): 499-666. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • Cossu, T.A, Camarda, I. & Brundu, G. (2014). A catalogue of non-native weeds in irrigated crops in Sardinia (Italy) Webbia; Raccolta de Scritti Botanici 69: 145-156.
    • Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.
    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Jørgensen, P.M., Nee, M.H. & Beck., S.G. (eds.) (2013). Catálogo de las plantas vasculares de Bolivia Monographs in Systematic Botany from the Missouri Botanical Garden 127: 1-1741.
    • Brundu, G. & Camarda, I. (2013). The Flora of Chad: a checklist and brief analysis PhytoKeys 23: 1-18.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Krasnoborov, I.M. & Armemov, I.A. (2012). Opredelitel' Rasteni? Respublika Alta?: 1-640. Novosibirsk: Izd-vo SO RAN.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • Aver'ianov, L.V. & al. (2006). Illyustrirovannyi opredelitel' rastenii Leningradskoi oblasti: 1-799. Nauka, Moskva.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS E-F: 1-50919.
    • Barry, J. P. & Celles, J.S. (1991). Flore de Mauritanie 1: 1-359. Centre Regional de Documentation Pedagogique, Nice.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Tutin, T.G. & al. (eds.) (1968). Flora Europaea 2: 1-469. Cambridge University Press.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.
    • Hutchinson, J., Dalziel, J.M. & Keay, R.W.J. (1954-1958). Flora of West Tropical Africa, ed. 2, 1: 1-828.

    Literature

    Flora of West Tropical Africa
    • Chev. Fl. Viv. 1: 299.
    • —Niedenzu in Engl. Pflanzenfam. 21: 276 (1925)
    Kew Backbone Distributions
    • Santisuk, T. & Balslev, H. (eds.) (2014). Flora of Thailand 11(4): 499-666. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Allred, K.W. (2012). Flora Neomexicana, ed. 2, 1: 1-599. Range Science Herbarium, Las Cruces, New Mexico.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • Krasnoborov, I.M. & Armemov, I.A. (2012). Opredelitel' Rasteni? Respublika Alta?: 1-640. Novosibirsk: Izd-vo SO RAN.
    • Bennett, B.A., Catling, P.M., Cody, W.J. & Argus, G.W. (2010). New records of vascular plants in the Yukon territory VIII Canadian Field-Naturalist 124: 1-27.
    • Aver'ianov, L.V. & al. (2006). Illyustrirovannyi opredelitel' rastenii Leningradskoi oblasti: 1-799. Nauka, Moskva.
    • USDA, NRCS (2005-continuously updated). Natural Resources Conservation Services Plant Database http://plants.usda.gov/cgi_bin/topics.cgi?earl=checklist.html.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.

    Sources

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

    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