Arnica cordifolia Hooker (Q2825)

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

    Statements

    taxon/id/Arnica cordifolia Hooker
    0 references
    Arnica cordifolia Hooker
    Arnica cordifolia
    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 à feuilles cordées (French)
    heart-leaved arnica (English)
    heart-leaved leopardbane (English)
    Heartleaf 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
    Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    Flowering May–Jul.
    forests
    to subalpine meadows
    Plants 10–40 (–70) cm.
    Stems usually simple, sometimes branched.
    Leaves 2–4 (–6) pairs, mostly cauline (basal often persistent on sterile rosettes);
    blades cordate or subcordate to ovate, 3–10 × 2–10 cm, margins dentate to coarsely dentate, apices acute to rounded, faces puberulent to sparsely villous, sometimes stipitate-glandular (especially adaxial).
    Heads 1, or 3–5 (–10).
    Involucres broadly campanulate.
    Phyllaries 10–20, narrowly ovate to lanceolate.
    Ray-florets 6–13;
    Disc-florets: corollas yellow;
    Cypselae dark gray, 5–10 mm, sparsely to densely hirsute (hairs duplex), sometimes stipitate-glandular as well;
    pappi white, bristles barbellate.
    2n = 38, 57, 76, 95, 114.