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

Asteraceae - Plucheeae - Pseudoconyza Cuatrec.

Description :

  • Herbs, aromatic; stem without resin ducts
  • Leaves alternate, dentate and sometimes basally shallowly lobed, slightly stem-clasping but not decurrent
  • Capitula disciform, terminal, solitary or few together; flowers mauve
  • Receptacle epaleate
  • Marginal florets female; corolla filliform, 3-lobed
  • Disc florets bisexual
  • Anthers calcarate and caudate; cells of filament collar flattened; endothecial tissue radial
  • Style bifid; style branches with obtuse sweeping hairs reaching below the furcation
  • Cypselas distinct, stout, ellipsoid, with straight hairs, without resin ducts
  • Pappus of free, barbellate, capillary bristles in 1 row; each bristle with adpressed teeth

Nomenclature:

  • Pseudoconyza Cuatrec.
    • Cuatrecasas: 30 (1961)
    • Anderberg: 160 (1991)
    • Anderberg: 302 (1994)

Distribution & Notes:

  • Global : Monotypic: Pseudoconyza viscosa (Mill.) D'Arcy, Central America, Africa and Asia
  • Southern Africa : Namibia, Botswana, Northern Province and Mpumalanga

References:

  • ANDERBERG, A.A. 1991. Taxonomy and phylogeny of the tribe Plucheeae ( Asteraceae ). Plant Systematics and Evolution 176
  • ANDERBERG, A.A. 1994. Tribes Inuleae , Plucheeae , Gnaphalieae . In K. Bremer, Asteraceae , cladistics and classification . Timber Press, Portland, Oregon
  • CUATRECASAS, J. 1961. Pseudoconyza . Ciencia (Mexico) 21