Crepis atribarba A. Heller (Q3074)

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Crepis atribarba is a taxon with the rank species within the genus Crepis
Language Label Description Also known as
English
Crepis atribarba A. Heller
Crepis atribarba is a taxon with the rank species within the genus Crepis

    Statements

    taxon/id/Crepis atribarba A. Heller
    0 references
    Crepis atribarba A. Heller
    Crepis atribarba
    A. Heller
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
    accepted
    crépis à soies noires (French)
    slender hawksbeard (English)
    dark hawksbeard (English)
    Slender or dark hawksbeard (English)
    1 reference
    Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
    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–Jul.
    grassy places
    sagebrush slopes
    pine forests
    gravelly stream banks
    Stems 1–2, erect, slender, usually branched distal to middles, glabrous or tomentulose.
    blades lanceolate to linear, 10–35 × 0.5–6 cm, margins deeply pinnately lobed (lobes narrowly lanceolate or linear, usually entire or toothed), apices acuminate, faces tomentulose to glabrate.
    Heads 3–30, in corymbiform arrays.
    Calyculi of 5–10, narrowly triangular to lanceolate, tomentose bractlets 1–3 mm.
    Involucres cylindro-campanulate, 10–12 × 4–7 mm.
    Phyllaries 8–13, lanceolate, 10–12 mm (margins yellow, scarious, eciliate), apices acute, abaxial faces usually tomentulose, sometimes glabrous, often with coarse, green or blackish setae, adaxial glabrous or with fine, appressed hairs.
    corollas yellow, 10–18 mm.
    Cypselae dark or blackish green, subcylindric, 3–10 mm, apices tapered, not beaked, ribs 12–15 (distinct);
    pappi whitish, 5–9 mm. 2n = 22, 33, 44, 55, 88.