e-Key <span id="jodit_selection_marker_1699882358207_0779413188336111" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Ter<span id="jodit_selection_marker_1699882358207_20674772160285104" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>amnus
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Fabaceae - Papilionoideae - Phaseoleae - Glycininae - Teramnus P.Browne

Description:

  • Perennial herbs, climbing or trailing
  • Leaves pinnately 3-foliolate, stipulate
  • Flowers small, in axillary racemes, or flowers paired or fascicled in leaf axils; bracts small
  • Calyx sometimes densely hairy, with cylindric-campanulate tube, 4- or 5-lobed; 2 upper lobes somewhat fused
  • Petals: vexillum obovate or rounded, narrowed to base, glabrous or with few hairs near middle; wings clawed, adnate to keel; keel nearly straight, shorter than wings, clawed
  • Stamens monadelphous; alternate anthers small, abortive
  • Ovary sessile, linear, many-ovuled, sometimes hairy; style short, thick, with capitate stigma
  • Pod linear, 2-valved, septate, tipped with persistent and hooked style
  • Seeds light brown, oblong, almost as thick as long
  • x = 14 (10, 11)

Nomenclature:

  • Teramnus P.Browne
    • Browne: 290 (1756)
    • Harvey: 234 (1862)
    • Verdcourt: 533 (1971)

Distribution & Notes:

  • Global: Species ± 8, fairly cosmopolitan in warm regions
  • Southern Africa: Species 1: Teramnus labialis (L.f.) Spreng. subsp. labialis, the four northern provinces, Swaziland, KwaZulu-Natal and Eastern Cape near Komga

References:

  • BROWNE, P. 1756. The civil and natural history of Jamaica in three parts. Published by the author, London
  • HARVEY, W.H. 1862. Leguminosae. Flora capensis 2
  • VERDCOURT, B. 1971. Flora of tropical East Africa. Leguminosae (part 4). Papilionoideae