e-Key <span id="jodit_selection_marker_1699266340234_5278759430501125" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Tino<span id="jodit_selection_marker_1699266340234_21929371492712102" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>spora
SANBI Flora Keys Logo
Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Menispermaceae - Tinospora Miers

Description:

  • Herbaceous or woody lianas, sometimes small rambling shrubs, or sometimes stems ± succulent and brittle
  • Leaves cordate, simple, entire, occasionally dentate, palmately 5-7-nerved, rarely pinnate, with long petioles
  • Inflorescences: pseudopanicles, pseudoracemes or pseudospikes, 2-4-flowered or flowers solitary
  • Male flowers: sepals 6 (occasionally 1-3 additional, minute, outer ones present), usually free, rarely united at base, outer 3 smaller than inner, hyaline or membranous; petals (3)6, fleshy, involute, embracing filaments, inner 3 shorter than outer which are shorter than inner sepals; stamens (3)6; filaments free or usually connate to ± middle; anthers erect, dehiscing by longitudinal slits
  • Female flowers similar to male; staminodes 6 or 0, opposite petals; carpels 3; ovary obliquely ovoid; stigma sessile, oblique
  • Drupelets 3 or fewer; unequally ovoid; exocarp pulpy; endocarp bony, ovoidal or ellipsoidal, often ± verrucose or tuberculate outside, often with a few teeth; condyle a deep globular cavity on ventral side
  • Seed with endosperm fleshy, ruminate; embryo reniform; cotyledons foliaceous, divaricate
  • x = 12, 13

Nomenclature:

  • Tinospora Miers
    • Miers: 35 (1851)
    • Bentham: 34 (1862)
    • Miers: 30 (1871)
    • Prantl: 87 (1891)
    • Engler: 402 (1899)
    • Diels: 133 (1910)
    • Troupin: 17 (1956)
    • Troupin: 159 (1960)
    • Troupin: 191 (1962)
    • Troupin & Gonçalves: 13 (1973)
    • Kessler: 413 (1993)
    • Thulin: 28 (1993)
  • Desmonema Miers
    • Miers: 260 (1867) not of Raf.
    • Miers: 377 (1871)
    • Engler: 408 (1899)
    • Diels: 153 (1910)
  • Hyalosepalum Troupin
    • Troupin: 430 (1949)

Distribution & Notes:

  • Global: Species ± 35; in tropical Africa 7, in Madagascar 2, in Asia to Australia and the Pacific 23
  • Southern Africa: Species 3, Namibia, Botswana, Northern Province, Mpumalanga, Swaziland and KwaZulu-Natal

References:

  • BENTHAM, G. 1862. Menispermaceae. In G. Bentham & J.D. Hooker, Genera plantarum 1. Lovell Reeve & Co., London
  • DIELS, L. 1910. Menispermaceae. Das Pflanzenreich IV. 94 (Heft 46)
  • ENGLER, A. 1899. Menispermaceae africanae. Botanische Jahrbücher 26
  • KESSLER, P.J.A. 1993. Menispermaceae. In K. Kubitzki, J.G. Rohwer & V. Bittrich, The families and genera of vascular plants - dicotyledons 2. Springer-Verlag, Berlin
  • MIERS, J. 1851. A few remarks on the Menispermaceae. Annals and Magazine of Natural History, Ser. 2, Vol. 7
  • MIERS, J. 1867. A few remarks on the Menispermaceae. Annals and Magazine of Natural History, Ser. 3, Vol. 20
  • MIERS, J. 1871. A complete monograph of the Menispermaceae. Contributions to Botany 3(1). Williams & Norgate, London
  • PRANTL, K. 1891. Menispermaceae. Die natürlichen Pflanzenfamilien 3,2
  • THULIN, M. 1993. Menispermaceae. Flora of Somalia 1
  • TROUPIN, G. 1949. Contribution à l'étude des Ménispermacées africaines I. Bulletin du Jardin Botanique de l'État, Bruxelles 19
  • TROUPIN, G. 1956. Flora of tropical East Africa. Menispermaceae
  • TROUPIN, G. 1960. Menispermaceae. Flora zambesiaca 1
  • TROUPIN, G. 1962. Monographie des Menispermaceae africaines. Académie Royale des Sciences d'Outre-Mer, Classe des sciences naturelles et médicales mémoires 13
  • TROUPIN, G. & GONÇALVES, M.L. 1973. Menispermaceae. Flora de Moçambique 7