e-Key <span id="jodit_selection_marker_1709632670188_479797764608874" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Fo<span id="jodit_selection_marker_1709632670188_5434833339659522" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>ckea
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Apocynaceae - Asclepiadoideae - Marsdenieae - Fockea Endl.

Description:

  • Perennial herbs, erect or twining, with tuberous, sometimes very large and partially exposed rootstock
  • Leaves sessile or shortly petiolate, linear or elliptic, sometimes undulate
  • Flowers in small, axillary clusters or cymes
  • Sepals shorter than corolla tube
  • Corolla with campanulate tube; lobes longer than tube, lanceolate to filiform
  • Corona complex, arising near mouth or towards base of corolla tube together with staminal column, longer than staminal column, tubular, toothed at top and with 1-3 superposed series of 5 teeth or filiform processes placed between or decurrent as 5 pairs of wings within tube
  • Staminal column arising near mouth or towards base of corolla tube
  • Anthers 2-locular, with very large, membranous appendages
  • Pollinia erect; caudicles short
  • Style minutely 2-lobed
  • Follicles fusiform, usually acuminate
  • Seeds obovate or elliptic, flattish, with a marginal wing

Nomenclature:

  • Fockea Endl.
    • Endlicher: 17 (1839)
    • Brown: 777 (1908)

Distribution & Notes:

  • Global: Species 6, tropical and southern Africa
  • Southern Africa: Species 6, widespread in arid regions

References:

  • BROWN, N.E. 1908. Asclepiadeae. Flora capensis 4,1
  • ENDLICHER, S.L. 1839. Fockea. In S.L. Endlicher & E. Fenzl, Novarum stirpium decades. Sollinger, Vienna