e-Key <span id="jodit_selection_marker_1707916480132_39658301759486325" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Corymb<span id="jodit_selection_marker_1707916480132_3105985627160974" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>orkis
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Orchidaceae - Spiranthoideae - Tropidieae - Corymborkis Thouars

Description:

  • Terrestrial herbs with reed-like stems and fibrous roots
  • Leaves large, elliptic-lanceolate, plicate
  • Inflorescences axillary panicles; flowers white
  • Sepals and petals long, linear, subequal
  • Lip similar but broadly ovate at apex, often bituberculate at base
  • Gynostemium long and slender; anther erect; pollinia 2, sectile, long and slender caudicle attached to single viscidium; stigma broad, 3-lobed
  • Capsule subterete, with remains of perianth and gynostemium

Nomenclature:

  • Corymborkis Thouars
    • Thouars: 318 (1809)
    • Thouars: t. 37 & t. 38 (1822) as Corymborchis
    • Rasmussen: 167 (1977)
    • Stewart et al.: 210 (1982)
    • Linder & Kurzweil: 73 (1999)
  • Corymbis Lindl.
    • Lindley: 183 (1847)
    • Rolfe: 80 (1912)
    • Phillips: 240 (1951)

Distribution & Notes:

  • Global: Species 5, Old and New World tropics
  • Southern Africa: Species 1: Corymborkis corymbis Thouars, extending to KwaZulu-Natal and Eastern Cape (Transkei)

References:

  • LINDER, H.P. & KURZWEIL, H. 1999. Orchids of southern Africa. A.A. Balkema, Rotterdam
  • LINDLEY, J. 1847. The vegetable kingdom. Bradbury & Sons, London
  • PHILLIPS, E.P. 1951. The genera of South African flowering plants. Memoirs of the Botanical Survey of South Africa No. 25
  • RASMUSSEN, F.N. 1977. The genus Corymborkis Thou. (Orchidaceae). A taxonomic revision. Botanisk Tidsskrift 71
  • ROLFE, R.A. 1912. Order CXXXI. Orchideae. Flora capensis 5,3
  • STEWART, J., LINDER, H.P., SCHELPE, E.A. & HALL, A.V. 1982. Wild orchids of southern Africa. Macmillan, Johannesburg
  • THOUARS, L.-M., A.A. DU PETIT-, 1809. Extrait des trois mémoires. Nouveau Bulletin des Sciences 1. Paris
  • THOUARS, L.-M., A.A. DU PETIT-, 1822. Histoire particulière des plantes orchidées recueillies sur les trois îles australes d'Afrique, de France, de Bourbon et de Madagascar. Académie des Sciences, Paris

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