e-Key v3 - Vanilla
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Orchidaceae - Epidendroideae - Vanilleae - Vanilla Mill.

Description :

  • Lianas, creeping in bushes and trees
  • Stems usually terete, occasionally succulent
  • Leaves cauline, spaced and oblong-elliptical to broadly ovate, rarely 0
  • Inflorescences short racemes, rarely branched, normally axillary, with few to many large flowers, white to green
  • Sepals and petals free, petals often keeled on dorsal surface
  • Lip funnel-shaped, usually with lamellae and hairs
  • Gynostemium elongate; anther operculate, incumbent; stigma in cavity under rostellum
  • Capsule linear, often very long
  • x = 16 (aneuploids, polyploidy)

Nomenclature:

  • Vanilla Mill.
    • Miller: [1432] (1754)
    • Ward: 48 (1984)
    • Linder & Kurzweil: 350 (1999)

Distribution & Notes:

  • Global : Species ± 100, throughout the tropics of the world
  • Southern Africa : Species 1: Vanilla roscheri Rchb.f., KwaZulu-Natal

References:

  • LINDER, H.P. & KURZWEIL, H. 1999. Orchids of southern Africa . A.A. Balkema, Rotterdam
  • MILLER, P. 1754. The gardener's dictionary , edn 4. Rivington, London
  • WARD, M.C. 1984. Vanilla roscheri , first South African recording of Vanilla . South African Orchid Journal 15