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

Apocynaceae - Asclepiadoideae - Marsdenieae - Rhyssolobium E.Mey.

Description :

  • Shrublets, much branched, whitish puberulous
  • Leaves opposite or subfasciculate, small, thick, with revolute margins
  • Flowers 1-3, subsessile at nodes
  • Sepals lanceolate, acute, thick
  • Corolla 5-lobed, somewhat fleshy with campanulate tube; lobes slightly spreading, densely bearded within
  • Corona 0
  • Staminal column arising from base of corolla; filaments with horny margin on upper part
  • Anthers 2-locular, with membranous appendage
  • Pollinia erect, with short caudicles and corpuscle

Nomenclature:

  • Rhyssolobium E.Mey.
    • Meyer: 217 (1838)
    • Brown: 784 (1908)

Distribution & Notes:

  • Southern Africa : Species l: Rhyssolobium dumosum E. Mey., Namibia and Northern Cape (Namaqualand); very arid, windswept coastal plains with night fog

References:

  • BROWN, N.E. 1908. Asclepiadeae . Flora capensis 4,1
  • MEYER, E.H.F. 1838. Commentariorum de plantis Africae australioris . Voss, Leipzig