1. Family: Haloragaceae R.Br.
    1. Laurembergia P.J.Bergius

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

    [FTEA]

    Haloragaceae, R. Boutique (Jardin botanique national de Belgique) and B. Verdcourt (Royal Botanic Gardens, Kew). Flora of Tropical East Africa. 1973

    Habit
    Herbs, sometimes somewhat suffruticose, with a woody, ± creeping rhizome and rooting at the lower nodes; stems often reddish
    Leaves
    Leaves opposite, verticillate or alternate, generally small, sessile or shortly petiolate, the limb entire or lobed
    Inflorescences
    Inflorescences axillary 1–11-flowered fascicles, sometimes of 1–3 pedicellate hermaphrodite flowers and the others ♀ and sessile or subsessile, or sometimes 1 long-pedicellate ♂ flower and the others ♀ and sessile or subsessile, or sometimes long-pedicellate ♂ flowers in the axils of the upper leaves and ♀ sessile or subsessile flowers in the axils of the lower leaves
    Flowers
    Flowers with calyx-tube ellipsoid or urceolate, with longitudinal nerves and also longitudinal often strongly mamillate ribs; calyx-lobes 4, persistent; petals 4, sometimes rudimentary or lacking in female flowers; stamens 4 or 8; ovary 4-locular, becoming 1-locular through the dissolution of the septa; ovules 4; styles 4 or absent; stigmas plumose
    Fruits
    Nutlets very small, ribbed or not
    Seeds
    Seed 1, pendulous.
    [FZ]

    Haloragaceae, E. J. Mendes. Flora Zambesiaca 4. 1978

    Habit
    Perennial low-growing herbs, sometimes weakly suffruticose plants, with a ± creeping rhizome and rooting at the lower nodes; stems usually branching at the base, often reddish.
    Leaves
    Leaves simple, opposite or in (3)4 rows, rarely verticillate or alternate, usually small; leaf-lamina entire to dentate, sessile or shortly petiolate.
    Flowers
    Flowers in axillary 3–11(15)-flowered fascicles, or rarely solitary; fascicles sometimes of 1–3 pedicellate central hermaphrodite flowers with the others female and sessile or subsessile, or sometimes having 1 long-pedicellate central male flower with the others female and sessile or subsessile, or sometimes having 1–3 long-pedicellate male flowers in the upper leaf-axils and 1–7 sessile or subsessile female flowers in the lower leaf-axils.
    Calyx
    Calyx-tube urceolate or ellipsoid, with longitudinal nerves which sometimes alternate with often strongly mamillate ribs; calyx-lobes 4, triangular, persistent.
    Corolla
    Petals 4, sometimes rudimentary or absent in female flowers.
    Stamens
    Stamens 4 or 8, or absent.
    Gynoecium
    Gynoecium 4-locular, becoming 1-locular by resorption of septa; ovules 4; styles 4 or absent; stigmas papillose.
    Fruits
    Nutlets small, with or without 4 or 8 tuberculate longitudinal ribs.
    Seeds
    Seeds 1, pendulous; embryo cylindric.

    Images

    Distribution

    Native to:

    Algeria, Angola, Benin, Botswana, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Burundi, Cameroon, Cape Provinces, Caprivi Strip, Central African Repu, Chad, Colombia, Congo, Ethiopia, Free State, Gabon, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., India, Ivory Coast, Jawa, Kenya, KwaZulu-Natal, Liberia, Madagascar, Malawi, Mauritania, Mauritius, Mozambique, Namibia, Niger, Nigeria, Northern Provinces, Paraguay, Rwanda, Réunion, Senegal, Sri Lanka, Sudan, Sumatera, Swaziland, Tanzania, Uganda, Uruguay, Venezuela, Zambia, Zaïre, Zimbabwe

    Laurembergia P.J.Bergius appears in other Kew resources:

    First published in Descr. Pl. Cap.: 350 (1767)

    Literature

    Flora of West Tropical Africa
    • —Schindler in Engl. Pflanzenr. Halorrh. 61 (1905)
    • F.T.A. 2: 405 as Serpicula Linn.
    Flora Zambesiaca
    • A. Raynal in Webbia 19: 683 et seq. (1965). Serpicula L., Mant. Pl.: 16 (Oct. 1767).
    • Schindl. in Engl., Pflanzenr. IV, 225: 61 (1905).
    • Desc. Pl. Cap.: 359, t. 5 fig. 10 (Sept. 1767).
    Flora of Tropical East Africa
    • van der Meijden & Caspers in Fl. Males. 7: 246 (1971)
    • A. Raynal in Webbia 19: 683–695 (1965)
    • Schindler in E.P. IV. 225: 61 (1905)
    • Descr. Pl. Cap.: 350 (1767)

    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 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

    Neotropikey
    Milliken, W., Klitgard, B. and Baracat, A. (2009 onwards), Neotropikey - Interactive key and information resources for flowering plants of the Neotropics.
    http://creativecommons.org/licenses/by/3.0