e-Key <span id="jodit_selection_marker_1707815835128_15627138396215878" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Ceratoc<span id="jodit_selection_marker_1707815835128_3372858854139198" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>aryum
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Restionaceae - Ceratocaryum Nees

Description:

  • Plants caespitose or with spreading rhizomes
  • Rhizomes generally well developed
  • Culms simple
  • Leaf sheaths tightly convolute, persistent, upper margins finely lacerated
  • Male inflorescence with many paniculate florets not arranged in spikelets; spathes soon caducous
  • Male spikelets: bracts and perianth segments chartaceous, equal, white; anthers exserted at anthesis
  • Female inflorescence with large spathes partially obscuring clusters of female spikelets at fertile nodes
  • Female spikelets: bracts chartaceous, all except topmost one sterile; perianth segments small, hyaline, equal; staminodes 0; ovary 1-locular; styles 2, plumose, ± as long as ovary
  • Fruit a large, woody nutlet, without elaiosome

Nomenclature:

  • Ceratocaryum Nees
    • Nees ab Esenbeck: 451 (1836)
    • Masters: 147 (1897)
    • Linder: 479 (1985)
    • Linder: 254 (1991)
  • Willdenowia Thunb.
    • Thunberg: 5 (1788) in part

Distribution & Notes:

  • Southern Africa: Species ± 6; Western Cape

References:

  • LINDER, H.P. 1985. Conspectus of the African species of Restionaceae. Bothalia 15
  • LINDER, H.P. 1991. A review of the southern African Restionaceae. Contributions from the Bolus Herbarium 13
  • MASTERS, M.T. 1897. Restiaceae. Flora capensis 7
  • NEES AB ESENBECK, C.G. 1836. In Lindley, J. A natural system of botany, edn 2. Longmans, London
  • THUNBERG, C.P. 1788. Restio. Edman, Uppsala