Difference between revisions of "Erigeron radicatus Hooker (Q2206)"

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Property / morphology statement: range morphology value / qualifier
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Latest revision as of 12:51, 24 June 2022

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

    Statements

    taxon/id/Erigeron radicatus Hooker
    0 references
    Erigeron radicatus Hooker
    Erigeron radicatus
    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 à racine pivotante (French)
    vergerette naine (French)
    taproot fleabane (English)
    Hooker's fleabane (English)
    dwarf fleabane (English)
    Hooker’s fleabane (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
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    Flowering May–Aug.
    rocky slopes
    ridges
    summits
    ledges
    crevices
    outcrops
    tundra
    alpine
    (1400–)1600–2800(–3400) m
    taprooted, caudices branches relatively short, thick.
    Stems erect, strigose to sparsely or densely short-villous (hairs loosely appressed to ascending or spreading), eglandular.
    Leaves mostly basal (persistent) (eciliate or weakly ciliate proximally);
    blades 1-nerved linear to narrowly oblanceolate or subspatulate, (5–) 10–50 (–60) × 0.8–2.5 mm (bases gradually narrowing), margins entire (apices obtuse to rounded), abaxial faces glabrate or glabrous, shiny, adaxial sparsely, loosely strigose, eglandular;
    cauline mostly on proximal 1/2–1/3 of stems (absent in some high elevation forms), abruptly or gradually reduced distally.
    Involucres (3–) 4–6 (–8) × (5–) 8–12 (–15) mm.
    Ray-florets (12–) 20–44 (–85);
    corollas white, less commonly purplish, 4–7 (–8) mm, laminae coiling.
    Disc corollas (2–) 2.5–3.5 (–4) mm.
    Cypselae 2.1–2.5 mm, 2-nerved, faces sparsely strigose;
    pappi: outer of scales, inner of (6–) 7–11 (readily falling) bristles.