e-Key <span id="jodit_selection_marker_1707208873714_6045298257596654" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Biop<span id="jodit_selection_marker_1707208873714_5533696926949268" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>hytum
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Oxalidaceae - Biophytum DC.

Description:

  • Herbs, annual or perennial with woody rootstock; with or without stems
  • Leaves usually in rosettes at apex of stems or at ground level, paripinnate (abortive, terminal leaflet bristle-like), ± sensitive to touch, usually articulated slightly above insertion; leaflets opposite or subopposite, shortly petiolulate or subsessile
  • Flowers in pseudo-umbels, with bracts forming an involucre
  • Sepals 5, free, imbricate
  • Petals 5, contorted, free at first, later coherent and falling together
  • Stamens 10, 5 longer, 5 shorter, all slightly connate at base
  • Ovary 5-locular, 5-lobed
  • Fruit an obovoid, subglobose or ellipsoid, loculicidally dehiscent capsule
  • Seeds usually tuberculate
  • x = 9, 10 (1 report each)

Nomenclature:

  • Biophytum DC.
    • Candolle: 689 (1824)
    • Exell: 156 (1963)
    • Schreiber: 1 (1966)

Distribution & Notes:

  • Global: Species 8, tropical and subtropical Africa and Madagascar
  • Southern Africa: Species 2, Namibia

References:

  • CANDOLLE, A. P. DE. 1824. Prodromus. Part 1. Treuttel & Würtz, Paris
  • EXELL, 1963. Oxalidaceae. Flora zambesiaca 2
  • SCHREIBER, A. 1966. Prodromus einer Flora von Südwestafrika 63