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

Asteraceae - Gnaphalieae - Vellereophyton Hilliard & B.L.Burtt

Description :

  • Grey- or white-woolly annual or perennial herbs; stems few to many from crown, prostrate, ascending or erect, simple or branched, leafy
  • Leaves alternate, small to medium-sized, oblanceolate or spathulate, apex subacute or obtuse, base much narrowed, petiole-like, margins flat, entire, both surfaces thinly or thickly grey- or white-woolly (hair type B), eglandular
  • Capitula disciform, or discoid in 1 species, very small, few or many in woolly glomerules subcorymbosely arranged at branchlet tips
  • Involucral bracts in (2)3-5 rows, backs woolly, inner bracts subequal, ± equalling or exceeding flowers; stereome divided in upper half, lower part concave, embracing adjacent flower, lamina thin, pellucid, sometimes purplish above stereome, tip opaque white, obtuse or rounded, radiating
  • Receptacle nearly smooth, epaleate
  • Florets 10-40, yellow, often tipped red; female flowers (0)1-30, either fewer than, ± equalling, or up to 10 times as many as bisexual florets, narrowly tubular or filiform; bisexual florets tubular, scarcely widened above with 5 deltoid lobes markedly mamillate on outer surface except in 1 species, glandular hairs with biseriate stalk and small 2-celled globular head on backs of all lobes
  • Anthers ecalcarate, caudate, tails ± equalling or exceeding filament collar; with small obtuse apical appendage; endothecial tissue polarised
  • Style branches truncate and penicillate, with obtuse sweeping hairs
  • Cypselas oblong, wall smooth or nearly so or cells imbricate, oblong duplex hairs with swelling cushion frequently present, often myxogenic
  • Pappus bristles subplumose in upper part with clavate hairs, delicate patent cilia at base, cohering or not

Nomenclature:

  • Vellereophyton Hilliard & B.L.Burtt
    • Hilliard & Burtt: 210 (1981)
    • Hilliard: 31 (1983)
    • Anderberg: 168 (1991)
    • Anderberg: 364 (1994)

Distribution & Notes:

  • Southern Africa : Species 7, endemic, Northern, Western and Eastern Cape
    • One species naturalised in Australia and New Zealand

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
  • HILLIARD, O.M. 1983. Asteraceae ( Compositae ), Tribe Inuleae subtribe Gnaphaliinae (first part). Flora of southern Africa 33, 7, 2
  • HILLIARD, O.M. & BURTT, B.L. 1981. Some generic concepts in Compositae - Gnaphaliinae . Botanical Journal of the Linnean Society 82