Arnica mollis Hooker (Q2833)

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Arnica mollis is a taxon with the rank species within the genus Arnica
Language Label Description Also known as
English
Arnica mollis Hooker
Arnica mollis is a taxon with the rank species within the genus Arnica

    Statements

    taxon/id/Arnica mollis Hooker
    0 references
    Arnica mollis Hooker
    Arnica mollis
    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
    arnica douce (French)
    arnica soyeux (French)
    arnica moelleux (French)
    hairy arnica (English)
    cordilleran arnica (English)
    cordilleran leopardbane (English)
    Hairy arnica (English)
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    Flowering Jun–Sep.
    moist meadows
    conifer forests
    stream banks
    late snow-melt areas
    1000–4000 m
    Plants 15–70 cm.
    Stems (forming clumps) simple or branched among heads.
    Leaves (2–) 3 (–4) pairs, mostly cauline (basal sometimes present);
    petiolate (petioles relatively short, broad-winged) or subsessile;
    blades broadly elliptic, lance-elliptic, or narrowly to broadly lanceolate, 4–20 × 1–4 cm, margins entire or irregularly denticulate, apices acute, faces sparsely to moderately hairy (hairs relatively short to long, stipitate-glands or soft, silky).
    Heads 1 or 3–7.
    Involucres hemispheric to campanulate.
    Phyllaries 10–22, usually broadly lanceolate, rarely narrowly lanceolate or oblanceolate.
    Ray-florets 10–22;
    Disc-florets: corollas yellow;
    Cypselae grayish brown to black, 4–8 mm, mostly stipitate-glandular, sparsely hirsutulous (hairs white to brownish, simple or bifid);
    pappi tawny, bristles plumose (with deep, amberlike deposits).
    2n = 38, 57, 76, 95, 114, 133, 152.