Skip to main content
  1. Family: Elatinaceae Dumort.
    1. Genus: Bergia L.
      1. Bergia decumbens Planch. ex Harv.

        This species is accepted, and its native range is S. Tropical & S. Africa.

    [FZ]

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

    Habit
    A perennial with spreading or decumbent stems from a woody rootstock; branchlets pubescent with several-celled hyaline hairs or soon glabrescent.
    Leaves
    Leaves opposite, sessile or subsessile, 1–4 × 0·15–0·8 cm., linear to linear-lanceolate, acute or acuminate at the apex, gradually narrowed to the base, margin sharply serrate, glabrous on both sides or with a pubescence of several-celled hyaline hairs; stipules 3–5 mm. long, subulate, scarious-margined, glandular-denticulate, attenuate to a sharp point.
    Flowers
    Flowers white with ovary showing pinkish or purple, in few- or many-flowered verticillate clusters towards the ends of the branches; pedicels 1–4 mm. long, with a hyaline pubescence; bracts c. 1·5 mm. long, setaceous, sparsely glandular-ciliolate.
    Calyx
    Sepals 5, 3–4 × 0·75–1·25 mm., oblong-lanceolate or lanceolate, subulate-acuminate and curving outwards somewhat at the apex, dorsally keeled, membranous and ciliolate at the margins, or the latter often entire when overlapped by an adjacent sepal, sometimes pubescent on the back.
    Corolla
    Petals 5, as long as the sepals, oblanceolate.
    Stamens
    Stamens 10, those opposite the petals shorter, 2–2·3 mm. long, filaments not broadened; those alternating with the petals 2·2–2·5 mm. long, filaments noticeably widened towards the base.
    Pistil
    Ovary c. 1 × 1·3 mm., 5-locular, 5-ribbed longitudinally, ovoid, pinkish or purplish, very minutely and darkly pustulate; ovules many; styles 5, c. 1·5 mm. long; stigmatic apices slightly capitate.
    Fruits
    Capsule splitting when ripe into 5 valves.
    Seeds
    Seeds c. 0·55 × 0·15 mm., subcylindric, blunt at both ends, minutely tessellated, almost black.

    Images

    Distribution

    Native to:

    Botswana, Free State, Mozambique, Northern Provinces, Swaziland, Zambia, Zimbabwe

    Other Data

    Bergia decumbens Planch. ex Harv. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1920 Burke. [s.n.], South Africa K000242660 Unknown type material
    Jan 1, 1920 Burke., South Africa K000242662 Unknown type material
    Burke. [s.n.], South Africa K000242661 Unknown type material

    Bibliography

    First published in Thes. Cap. 1: 15 (1859)

    Accepted by

    • Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide Strelitzia 38: 1-1236. 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.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions

    • Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide Strelitzia 38: 1-1236. 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.
    • 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