e-Key v<span id="jodit_selection_marker_1709621362850_4998997141977539" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>3 - *Fa<span id="jodit_selection_marker_1709621362850_014883835062783346" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>celis
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Asteraceae - Gnaphalieae - *Facelis Cass.

Description:

  • Tufted annual herbs
  • Leaves alternate, spathulate, ± truncate, mucronate, sessile, lower surface white-woolly, (hair type B), eglandular; margin flat, entire
  • Capitula disciform, cylindric, solitary or crowded at ends of branches
  • Involucral bracts in several rows, papery, brownish, transparent; stereome undivided
  • Receptacle smooth, flat, epaleate
  • Marginal florets female, outnumbering disc florets; corolla filiform, purple
  • Disc florets bisexual; corolla purple, narrowly tubular, lobes erect, with hairs on back
  • Anthers ecalcarate, caudate with short tails ± equalling filament collar, with acute apical appendage; endothecial tissue polarised
  • Style bifid; style branches narrowly linear, pointed, with obtuse sweeping hairs extending to point of division
  • Cypselas turbinate, villous with elongated, not myxogenic twin hairs, hairs unicellular with thickened walls and basal cushion; epidermis smooth
  • Pappus bristles plumose, bases connate in ring
  • x = 7 (1 report, polyploidy)

Nomenclature:

  • *Facelis Cass.
    • Cassini: 94 (1819)
    • Bentham: 304 (1873)
    • Cabrera: 151 (1963)
    • Hilliard: 4 (1983)
    • Anderberg: 164 (1991)
    • Anderberg: 357 (1994)

Distribution & Notes:

  • Global: Species 3, South America
  • Southern Africa: Species 1: *Facelis retusa (Lam.) Sch.Bip., naturalised, KwaZulu-Natal and Eastern Cape

References:

  • ANDERBERG, A.A. 1991. Taxonomy and phylogeny of the tribe Gnaphalieae (Asteraceae). Opera Botanica 104
  • ANDERBERG, A.A. 1994. Tribes Inuleae, Plucheeae, Gnaphalieae. In K. Bremer, Asteraceae, cladistics and classification. Timber Press, Portland, Oregon
  • BENTHAM, G. 1873. Compositae. In G. Bentham & J.D. Hooker, Genera Plantarum 2. Lovell Reeve & Co., London
  • CABRERA, A.L. 1963. Compuestas. Flora de la Provincia de Buenos Aires 4,6. INTA, Buenos Aires
  • CASSINI, A.H.G. DE. 1819. Bulletin de la Société Philomatique de Paris June
  • HILLIARD, O.M. 1983. Asteraceae (Compositae), Tribe Inuleae subtribe Gnaphaliinae (first part). Flora of southern Africa 33, 7, 2