Cyclachaena Fresenius (Q2732)

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Cyclachaena is a taxon with the rank genus within the tribe Heliantheae
Language Label Description Also known as
English
Cyclachaena Fresenius
Cyclachaena is a taxon with the rank genus within the tribe Heliantheae

    Statements

    taxon/id/Cyclachaena Fresenius
    0 references
    Cyclachaena Fresenius
    Cyclachaena
    Fresenius
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
    accepted
    North America
    in Europe
    Stems erect, strictly, if at all, branched.
    blades (3–5-nerved) ± deltate, ovate, or rhombic (proximal 1–3 pairs, often 3–5-lobed), margins usually toothed, faces densely to sparsely scabrellous to strigillose (abaxial often canescent), both usually glanddotted.
    Heads ± disciform, in (± ebracteate) paniculiform arrays.
    Involucres turbinate to hemispheric, 3–5+ mm diam.
    Phyllaries persistent, 10–12+ in 2+ series, distinct, outer 5 herbaceous, inner scarious to membranous.
    Receptacles convex to conic;
    paleae spatulate to linear, ± membranous, sometimes 0.
    Pistillate florets 5;
    corollas whitish, tubular, or 0.
    Functionally staminate florets 5–10 (–20+);
    corollas whitish, funnelform, lobes 5, erect (filaments connate, anthers distinct).
    Cypselae plumply obovoid to obcompressed, finely striate, sparsely strigillose or hispidulous distally, little, if at all, glanddotted;