Tonestus lyallii (A. Gray) A. Nelson (Q2522)

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Tonestus lyallii is a taxon with the rank species within the genus Tonestus
Language Label Description Also known as
English
Tonestus lyallii (A. Gray) A. Nelson
Tonestus lyallii is a taxon with the rank species within the genus Tonestus

    Statements

    taxon/id/Tonestus lyallii (A. Gray) A. Nelson
    0 references
    Tonestus lyallii (A. Gray) A. Nelson
    Tonestus lyallii
    (A. Gray) A. Nelson
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
    accepted
    toneste de Lyall (French)
    haplopappus de Lyall (French)
    Lyall's goldenweed (English)
    Lyall's serpentweed (English)
    Lyall's haplopappus (English)
    alpine goldenweed (English)
    Lyall’s serpentweed (English)
    1 reference
    Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    Flowering and fruiting early–late summer.
    meadows
    fellfields
    talus slopes
    rock crevices
    open coniferous forests
    alpine
    subalpine communities
    granitic
    limestone
    shale origin
    1500–3800 m
    with branched caudices surmounting poorly developed taproots, or short rhizomes.
    Stems glabrous, densely stipitate-glandular.
    Leaves: basal blades linear to spatulate, 30–85 × 3–12 mm;
    cauline blades oblong to broadly lanceolate, 12–37 × 3–9 (–12) mm, gradually reduced distally;
    3–5-nerved, margins entire, eciliate, stipitate-glandular, faces stipitate-glandular.
    Peduncles 2–5 mm.
    Heads 1 (–2).
    Involucres broadly campanulate, 11–22 × 8–11 mm.
    Phyllaries 18–42, in 3–4 (–5) series,, 1-nerved or weakly 3-nerved, ± equal, margins eciliate;
    outer and mid oblong to broadly lanceolate, 5.2–9.5 × 1–3.5 mm, stipitate-glandular, apices acute;
    inner green or anthocyanic, linear, 8–13 × 1–2 mm, chartaceous proximally, margins scarious, fimbriate and/or stipitate-glandular distally, apices acute to acuminate, sometimes reflexed, faces stipitate-glandular distally.
    Ray-florets 11–23;
    laminae elliptic, 6.5–8 × 1–3.5 mm.
    Disc-florets 27–56;
    corollas narrowly funnelform, 5.5–8.5 mm, scarcely exceeding involucres, lobes erect to spreading, 0.6–0.8 mm, lengths 1/10–1/5 corollas;
    anthers 2–2.5 mm;
    style-branch appendages lanceolate, 0.7–1 × 0.2–0.3 mm, stigmatic lines 0.9–1.4 mm.
    Cypselae linear, 2.5–5.5 mm, 8–12-nerved, faces glabrous or sparsely hairy distally;