e-Key <span id="jodit_selection_marker_1699881942055_16160883163588058" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Swa<span id="jodit_selection_marker_1699881942055_534497324824714" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>rtzia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Fabaceae - Papilionoideae - Swartzieae - Swartzia Schreb.

Description:

  • Trees or sometimes shrubs, unarmed
  • Leaves alternate, imparipinnate; leaflets opposite or alternate, without pellucid dots; stipules mostly small
  • Flowers in lateral racemes or sometimes in panicles or fascicles; bracteoles minute or 0
  • Calyx globose or ellipsoid and entire before opening, becoming torn or lobed; disc 0
  • Petals usually 1, rarely with 2 more lateral ones, or entirely absent
  • Stamens more than 30, in several rows around gynophore, free or nearly so; anthers arising near base, dehiscing by longitudinal slits
  • Ovary stalked, several- to many-ovuled; stigma small
  • Pod stalked, coriaceous or woody, cylindric or rarely compressed, indehiscent or dehiscent into 2 valves
  • Seeds 1-several
  • x = 8 (1 report)

Nomenclature:

  • Swartzia Schreb.
    • Schreber: 518 (1791) name conserved
    • Brenan: 219 (1967)
    • Schreiber: 19 (1967)
    • Ross: 136 (1977)

Distribution & Notes:

  • Global: Species ± 127, mostly tropical America, 2 in Africa
  • Southern Africa: Species 1: Swartzia madagascariensis Desv., N Namibia and Botswana

References:

  • BRENAN, J.P.M. 1967. Flora of tropical East Africa. Leguminosae (part 2). Caesalpinioideae
  • ROSS, J.H. 1977. Fabaceae. Caesalpinioideae. Flora of southern Africa 16,2
  • SCHREBER, J.C.D. VON 1791. Genera plantarum 2. Varrentrap & Wenner, Frankfurt a/M
  • SCHREIBER, A. 1967. Caesalpiniaceae. Prodromus einer Flora von Südwestafrika 59