Erigeron denalii A. Nelson (Q2185)

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Erigeron denalii is a taxon with the rank species within the genus Erigeron
Language Label Description Also known as
English
Erigeron denalii A. Nelson
Erigeron denalii is a taxon with the rank species within the genus Erigeron

    Statements

    taxon/id/Erigeron denalii A. Nelson
    0 references
    Erigeron denalii A. Nelson
    Erigeron denalii
    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
    vergerette du mont Denali (French)
    Denali fleabane (English)
    Denali fleabane (English)
    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–Aug.
    open alpine
    subalpine habitats
    tundra slopes
    openings
    spruce-fir woods
    gravelly
    shaley scree
    900–2200 m
    taprooted, caudices diffuse with extensive systems of rhizomelike, relatively long and slender branches.
    Stems erect (simple, ± scapiform), villous, granular-glandular.
    Leaves basal (persistent) and cauline;
    blades spatulate to oblanceolate-spatulate, 10–20 × 2–4 (–5) mm, mid larger than basal and proximal, margins entire or shallowly (2–) 3-lobed or toothed apically (apices obtuse to nearly truncate), faces moderately villous, minutely glandular.
    Involucres (4–) 5–7 × 9–12 mm.
    Ray-florets 30–55;
    corollas white to lavender, 4–8 mm, laminae (filiform to narrowly straplike, 0.3–2 mm wide, often involute) erect, rarely spreading, not coiling or reflexing.
    Disc-florets 3.8–4.8 mm.
    Cypselae 3–3.8 mm, 2-nerved, faces strigillose to strigoso-hirsute;
    pappi: outer 0 (or inconspicuous), inner of 20–25 (usually ± purple-red tinged, sometimes whitish, variable within populations) bristles.