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  1. Family: Elatinaceae Dumort.
    1. Genus: Bergia L.
      1. Bergia polyantha Sond.

        This species is accepted, and its native range is S. Angola to S. Africa, Somalia, Arabian Peninsula.

    [FZ]

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

    Habit
    Small annual with prostrate or decumbent, 4-sided, glabrous, often purplish stems 5–8 cm. long, often forming a rosette.
    Leaves
    Leaves opposite, sessile or subsessile, 0·5–1·7 × 0·2–0·7 cm., narrowly elliptic, elliptic or oblanceolate, acute or subacute at the apex, cuneate at the base, margin distantly denticulate or entire, glabrous and glaucous on both sides; stipules 1–2 mm. long, linear-lanceolate, with scarious-denticulate margins.
    Flowers
    Flowers solitary or rarely two together in the leaf-axils, on glabrous slender pedicels up to 1·8 cm. long, crowded towards the ends of the branches; bracts c. 2 mm. long, subulate.
    Calyx
    Sepals 3–5 × 2–3 mm., ovate, acute or acuminate, exposed margins purplish, margins overlapped by other sepals hyaline and membranous.
    Corolla
    Petals white or rose, 2·5–3 × 1·5–2 mm., elliptic, blunt or subacute at the apex.
    Stamens
    Stamens 10, subequal; filaments c. 2 mm. long, somewhat broadened at the base, tapering to the subulate apex; anthers c. 0·3 mm. long, ovate.
    Pistil
    Ovary ovoid, longitudinally 5-ribbed; styles very short, less than 0·5 mm. long, recurved; stigmas capitate.
    Fruits
    Capsule c. 2·5 mm. in diam., splitting into 5 valves.
    Seeds
    Seeds brown, c. 0·4 × 0·3 mm., very numerous, broadly oblong-cylindric, minutely longitudinally striate.

    Images

    Distribution

    Native to:

    Angola, Botswana, Cape Provinces, Free State, Mozambique, Namibia, Oman, Saudi Arabia, Somalia, Zambia, Zimbabwe

    Synonyms

    Other Data

    Bergia polyantha Sond. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Zeyher [s.n.], South Africa K000242668 Unknown type material
    Burke [s.n.], South Africa K000430704 Unknown type material
    Apr 29, 1934 Bergia integrifolia K000242667

    Bibliography

    First published in Linnaea 23: 16 (1850)

    Accepted by

    • Patzelt, A., Harrison, T., Knees, S.G. & Hartley, L.A. (2014). Studies in the flora of Arabia: XXXI. New records from the Sultanate of Oman Edinburgh Journal of Botany 71: 161-180.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.
    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions

    • Patzelt, A., Harrison, T., Knees, S.G. & Hartley, L.A. (2014). Studies in the flora of Arabia: XXXI. New records from the Sultanate of Oman Edinburgh Journal of Botany 71: 161-180.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.

    Sources

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

    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.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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