e-Key <span id="jodit_selection_marker_1707815022030_3058283526657384" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Ce<span id="jodit_selection_marker_1707815022030_6531364465463982" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>raria
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Portulacaceae - Ceraria H.Pearson & Stephens

Description:

  • Shrublets, shrubs, or small trees, with stout waxy branches; plants dioecious
  • Leaves in pairs or fascicled, small, few, succulent, flat or terete
  • Inflorescences cymose clusters, fascicles or axillary racemes
  • Flowers unisexual or only rarely bisexual
  • Sepals 2, short, persistent
  • Petals 5, free, longer than sepals, hypogynous, at length accrescent
  • Stamens 5, usually with aborted anthers in female flowers
  • Ovary 3-angled, slightly flattened; ovule solitary, basal, rudimentary in male flowers; style short or 0; stigma 2- or 3-fid
  • Fruit a nut, compressed, asymmetrical, membranous, tightly enclosed in base of accrescent corolla, at first single-winged, but later becoming fleshy and wingless
  • x = 8 (high polyploidy)

Nomenclature:

  • Ceraria H.Pearson & Stephens
    • Pearson & Stephens: 32 (1912)
    • Pax & Hoffmann: 260 (1934)
    • Podlech: 7 (1967)
    • McNeill: 726 (1974)
    • Nyananyo: 238 (1990)
    • Carolin: 550 (1993)

Distribution & Notes:

  • Global: Species 6 in Africa
  • Southern Africa: Species 3, Namibia and Northern Cape

References:

  • CAROLIN, R.C. 1993. Portulacaceae. In K. Kubitzki, J.G. Rohwer & V. Bittrich, The families and genera of vascular plants - dicotyledons 2. Springer-Verlag, Berlin
  • MCNEILL, J. 1974. Synopsis of a revised classification of the Portulacaceae. Taxon 23
  • NYANANYO, B.L. 1990. Tribal and generic relationship in the Portulacaceae (CENTROSPERMAE). Feddes Repertorium 101
  • PAX, F. & HOFFMANN, K. 1934. Portulacaceae. Die natürlichen Pflanzenfamilien, edn 2,16c
  • PEARSON, H.H.W. & STEPHENS, E.L. 1912. List of the plants collected in the Percy Sladen Memorial Expeditions, 1908-9, 1910-11. Portulacaceae. Annals of the South African Museum 9
  • PODLECH, D. 1967. Portulacaceae. Prodromus einer Flora von Südwestafrika 29