Packera contermina (Greenman) J. F. Bain (Q2894)

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Packera contermina is a taxon with the rank species within the genus Packera
Language Label Description Also known as
English
Packera contermina (Greenman) J. F. Bain
Packera contermina is a taxon with the rank species within the genus Packera

    Statements

    taxon/id/Packera contermina (Greenman) J.F. Bain
    0 references
    Packera contermina (Greenman) J.F. Bain
    Packera contermina
    (Greenman) J.F. Bain
    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
    séneçon des sommets (French)
    northwestern groundsel (English)
    high alpine butterweed (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.
    Flowering early Jul–late Aug.
    open areas
    rocky slopes
    ravines
    moist tundra
    snowbeds
    alpine
    2100–3000 m
    Stems 1 or 2–3, clustered, bases floccose-tomentose, leaf-axils tomentose, glabrous elsewhere.
    Basal leaves (thick, fleshy) petiolate;
    blades usually ovate, oblong, or spatulate, sometimes sublyrate, 20–50+ × 20–40+ mm, bases tapering (to winged petioles) or abruptly contracted to subcordate (petioles narrow), margins crenate, coarsely serrate, or subentire.
    Cauline leaves (often cyanic) gradually reduced (sessile, not clasping; lanceolate to linear, usually irregularly and shallowly lobed, rarely entire).
    Heads 1–2 (–5+).
    Peduncles conspicuously bracteate, glabrous.
    Calyculi conspicuous (tips of bractlets often purple).
    Ray-florets 10–12;
    corolla laminae 8–14+ mm.
    Disc-florets 55–75+;
    corolla-tubes 2.5–3.5 mm, limbs 3–4 mm.
    Cypselae 1–1.25 mm, glabrous;
    pappi 4–7 mm. 2n = 160+.