e-Key <span id="jodit_selection_marker_1699523567854_8608411103548532" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Hoffmanns<span id="jodit_selection_marker_1699523567854_24880276641172405" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>eggia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Fabaceae - Caesalpinioideae - Caesalpinieae - Hoffmannseggia Cav.

Description:

  • Herbs or undershrubs, often glandular, sometimes shortly spinescent, sometimes with tuberous roots
  • Leaves bipinnate, imparipinnate; leaflets usually small; stipules small, usually deciduous; stipellae, when present, small and setaceous
  • Inflorescence a terminal or leaf-opposed raceme; bracts small, deciduous; bracteoles 0
  • Flowers bisexual, irregular, pedicellate
  • Calyx with shortly campanulate tube and 5 subequal lobes longer than tube, imbricate or valvate, often with black glands
  • Petals 5, subequal, imbricate
  • Stamens 10, free; filaments somewhat declinate, often glandular at base, sometimes villous
  • Ovary subsessile, few- to many-ovuled; style often clavate, with terminal, usually small, concave or hollow stigma
  • Pod subsessile, linear, oblong or ovate, straight or falcate, longitudinally dehiscent, compressed, 2-valved, glandular or setose
  • Seeds compressed, transversely or obliquely ovate
  • x = 12

Nomenclature:

  • Hoffmannseggia Cav.
    • Cavanilles: tt. 392, 393 (1797)
    • Harvey: 269 (1862)
    • Brenan: 198, 202 (1963)
    • Hutchinson: 261 (1964)
    • Brummitt & Ross: 415 (1974)
    • Ross: 117 (1977)

Distribution & Notes:

  • Global: Species ± 30, Central America and Africa
  • Southern Africa: Species 3, widespread except in Mpumalanga, Swaziland, Free State, Lesotho and Western Cape

References:

  • BRENAN, J.P.M. 1963. Notes on African Caesalpinioideae. Kew Bulletin 17
  • BRUMMITT, R.K. & ROSS, J.H. 1974. The African species of Hoffmannseggia (Leguminosae-Caesalpinioideae). Kew Bulletin 29
  • CAVANILLES, A.J. 1797. Icones et descriptiones plantarum 4. Typographia regia, Madrid
  • HARVEY, W.H. 1862. Leguminosae. Flora capensis 2
  • HUTCHINSON, J. 1964. Order LEGUMINALES. The genera of flowering plants 1. Oxford University Press, Oxford
  • ROSS, J.H. 1977. Fabaceae. Caesalpinioideae. Flora of southern Africa 16,2