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

Asteraceae - Senecioneae - Cineraria L.

Description :

  • Herbs or subshrubs, cano-tomentose to glabrate
  • Leaves alternate, sometimes radical, often broad and incised-toothed or variably pinnatisect, rarely entire, petiolate, sometimes auriculate, palmately veined
  • Capitula radiate, rarely discoid, in lax corymbs
  • Involucre campanulate, calyculate; bracts in 1 row, linear, sometimes with membranous margin
  • Receptacle flat, epaleate
  • Ray florets female; corolla yellow; tube cylindric, slightly to two and a half times shorter than lamina; lamina 3-toothed
  • Disc florets bisexual, fertile, rarely some functionally male; corolla tubular below, widened or narrowly campanulate above, glabrous; lobes 5, ovate
  • Anthers ecalcarate and ecaudate or faintly sagittate; with ovate-oblong, apical appendage; endothecial tissue radial
  • Style terete; branches truncate, penicillate, tipped with minute cone
  • Cypselas obovate, compressed, black or brown, margins thickened or winged, glabrous or ciliate
  • Pappus of several delicate, scabrid bristles, soon caducous
  • x = 9, 10 (polyploidy)

Nomenclature:

  • Cineraria L.
    • Linnaeus: 1242 (1763)
    • Linnaeus: 426 (1764)
    • Harvey: 307 (1865)
    • Merxmüller: 41 (1967)
    • Hilliard: 372 (1977)
    • Bremer: 499 (1994)

Distribution & Notes:

  • Global : Species ± 50, Africa and Madagascar
  • Southern Africa : Species 37, widespread but absent from Botswana

References:

  • BREMER, K. 1994. Asteraceae , cladistics & classification . Timber Press, Portland, Oregon
  • HARVEY, W.H. 1865. Compositae . Flora capensis 3
  • HILLIARD, O.M. 1977. Compositae in Natal . University of Natal Press, Pietermaritzburg
  • LINNAEUS, C. VON. 1763. Species plantarum , edn 2. Laurentius Salvius, Stockholm
  • LINNAEUS, C. VON. 1764. Genera plantarum , edn 6. Laurentius Salvius, Stockholm
  • MERXMÜLLER, H. 1967. Asteraceae . Prodromus einer Flora von Südwestafrika 139