1. Family: Linaceae DC. ex Perleb
    1. Linum L.

      1. This genus is accepted, and is native to Europe, Asia-Tropical, Africa, Southern America, Northern America and Asia-Temperate..

    [FTEA]

    Linaceae, Doreen L. Smith. Flora of Tropical East Africa. 1966

    Habit
    Perennial or annual herbs, often woody at the base
    Leaves
    Leaves sessile, alternate, opposite or whorled, entire or with shortly denticulate margin
    Stipules
    Stipules glandular, persistent, or absent
    Inflorescences
    Inflorescence a terminal monochasial or dichasial cyme, or rarely flowers solitary
    Calyx
    Sepals 4–5, entire or with capitate-glandular serrate margin, free, persistent
    Corolla
    Petals 4–5, white,, yellow, blue, pink or red, free or very rarely united at base, shortly clawed
    Stamens
    Stamens 4–5, alternating with petals; staminodes occasionally present, 4–5, filiform and between the stamens, all joined at base forming a short staminal tube
    Ovary
    Ovary 4–5-locular; each loculus partly divided by a false septum and containing two pendulous ovules
    Pistil
    Styles 4–5, free or rarely united at base; stigmas linear, oblong or capitate
    Fruits
    Fruit a 4–5-locular, 8–10-valved capsule
    Seeds
    Seeds smooth and flat, with little or no endosperm present; testa becoming mucilaginous on wetting; embryo straight.
    [FZ]

    Linaceae, N. K. B. Robson. Flora Zambesiaca 2:1. 1963

    Habit
    Shrublets or, more frequently, perennial or annual herbs, sometimes woody at the base.
    Leaves
    Leaves sessile, alternate (or sometimes opposite or whorled at the base of the stem), entire or with a denticulate or ciliate margin, 1- to several-nerved; stipules glandular or absent.
    Flowers
    Flowers terminal, few to many in monochasial or subdichasial cymes or more rarely solitary, homostylic or heterostylic.
    Calyx
    Sepals 5, quincuncial, entire or with glandular-ciliate margin, free, persistent.
    Corolla
    Petals 5, yellow, blue, red, pink or white, free or very rarely united at the base, shortly and narrowly unguiculate with a terminal claw.
    Androecium
    Stamens 5, alternating with the petals and with the filaments ± united in the lower part to form a tube bearing 5 nectary glands outside; staminodes alternating with the stamens and forming filiform processes from the staminal tube, or absent.
    Pistil
    Ovary 5-locular, each loculus partially divided by a false septum; styles 5, free or rarely united in the lower half; stigmas capitate or obliquely clavate.
    Fruits
    Fruit a 5-locular 10-valved capsule with 2-seeded loculi, the seeds in each loculus partially separated by a well-developed false septum.
    Seeds
    Seeds smooth, flat, with slime-epidermis and little or no endosperm; embryo straight.

    Images

    Distribution

    Native to:

    Afghanistan, Alabama, Albania, Algeria, Altay, Amur, Angola, Argentina Northeast, Argentina Northwest, Austria, Bahamas, Baleares, Baltic States, Belarus, Belgium, Bolivia, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Bulgaria, Burundi, Buryatiya, California, Cameroon, Canary Is., Cape Provinces, Central European Rus, Chile Central, Chile North, Chita, Colorado, Corse, Costa Rica, Cuba, Cyprus, Czechoslovakia, Denmark, Djibouti, East Aegean Is., East European Russia, Ecuador, Egypt, El Salvador, Eritrea, Ethiopia, Finland, France, Free State, Føroyar, Galápagos, Germany, Great Britain, Greece, Guatemala, Gulf States, Honduras, Hungary, Iceland, Illinois, India, Iran, Iraq, Ireland, Irkutsk, Italy, Jamaica, Japan, Kazakhstan, Kentucky, Kenya, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, KwaZulu-Natal, Lebanon-Syria, Libya, Madeira, Magadan, Malawi, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Mongolia, Morocco, Mozambique, Netherlands, New Mexico, Nicaragua, North Caucasus, North European Russi, Northern Provinces, Northwest European R, Norway, Nunavut, Pakistan, Palestine, Paraguay, Peru, Poland, Portugal, Primorye, Romania, Rwanda, Sardegna, Sicilia, Sinai, Socotra, Somalia, South European Russi, Spain, Sudan, Swaziland, Sweden, Switzerland, Tadzhikistan, Tanzania, Tennessee, Texas, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Uganda, Ukraine, Uruguay, Uzbekistan, Vermont, West Himalaya, West Siberia, Western Sahara, Yakutskiya, Yugoslavia, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Argentina South, Bangladesh, Bermuda, Chile South, Dominican Republic, Kamchatka, New Caledonia, Norfolk Is., Sakhalin

    Linum L. appears in other Kew resources:

    First published in Sp. Pl.: 277 (1753)

    Accepted by

    • Svetlova, A. (2009). The taxonomic review of the genus Linum L. (Linaceae) of the flora of Russia and adjacent states Novosti Sistematiki Vysshikh Rastenii 41: 99-165.

    Literature

    Flora Zambesiaca
    • Gen. Pl. ed. 5: 135 (1754).
    • Sp. Pl. 1: 277 (1753)
    Flora of Tropical East Africa
    • L., Gen. Pl., ed. 5: 135 (1754)
    • Sp. Pl.: 277 (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

    Interactive Key to Seed Plants of Malesia and Indo-China
    The Malesian Key Group (2010) Interactive Key to Seed Plants of Malesia and Indo-China (Version 2.0, 28 Jul 2010) The Nationaal Herbarium Nederland Leiden and The Royal Botanic Gardens Kew

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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 2018. 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