Arnica lessingii (Torrey & A. Gray) Greene (Q2829)

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Arnica lessingii is a taxon with the rank species within the genus Arnica
Language Label Description Also known as
English
Arnica lessingii (Torrey & A. Gray) Greene
Arnica lessingii is a taxon with the rank species within the genus Arnica

    Statements

    taxon/id/Arnica lessingii (Torrey & A. Gray) Greene
    0 references
    Arnica lessingii (Torrey & A. Gray) Greene
    Arnica lessingii
    (Torrey & A. Gray) Greene
    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
    (Torrey & A. Gray) Greene
    arnica de Lessing (French)
    Lessing's arnica (English)
    purple arnica (English)
    nodding arnica (English)
    Lessing's leopardbane (English)
    Nodding arnica (English)
    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.
    Asia (Russian Far East)
    Flowering Jun–Sep.
    coastal tundra
    alpine slopes
    Stems (1–3 together) usually simple, rarely branched (moderately to densely hairy, hairs translucent with purple septa).
    petiolate or sessile (petioles short-winged);
    blades elliptic, lanceolate, or broadly oblanceolate, 3–10 × 1–2.5 cm, margins usually entire proximal to mid-blade, subentire to denticulate distally, apices acute to obtuse, faces: abaxial paler and often glabrous, adaxial slightly hairy.
    Heads 1 (nodding).
    Involucres turbinate-campanulate (bases moderately villous, hairs brownish).
    Phyllaries 11–15, lanceolate to elliptic (apices obtuse, tips blunt, callous).
    Ray-florets 8–13;
    corollas yellow (laminae 14–20 mm).
    Disc-florets: corollas yellow;
    anthers dark purple.
    Cypselae brown, 5–6 mm, sparsely strigose (hairs simple, apically pointed) or glabrous;
    pappi tawny, bristles barbellate.