Carex praegracilis W. Boott (Q163)

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Carex praegracilis is a taxon with the rank species within the section Carex sect. Divisae
Language Label Description Also known as
English
Carex praegracilis W. Boott
Carex praegracilis is a taxon with the rank species within the section Carex sect. Divisae

    Statements

    taxon/id/Carex praegracilis W. Boott
    0 references
    Carex praegracilis W. Boott
    Carex praegracilis
    W. Boott
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex très grêle (French)
    clustered field sedge (English)
    very slender sedge (English)
    slim sedge (English)
    expressway sedge (English)
    freeway sedge (English)
    field sedge (English)
    black creeper sedge (English)
    silver sedge (English)
    graceful sedge (English)
    Carex très grêle (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
    Packer, J.G. & A.J. Gould. 2017.Vascular Plants of Alberta. Part 1: Ferns, Fern Allies, Gymnospermes, and Monocots. University of Calgary Press, Calgary.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    1 reference
    Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
    1 reference
    Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    Mexico
    dry meadows
    prairies
    stream banks
    lakeshores
    springheads
    wet to dry meadows
    prairies
    stream banks
    lakeshores
    springheads
    openings
    woodlands
    ditches
    roadsides
    tolerant
    alkaline soils
    Rhizomes coarse, 1.8–3 mm thick, typically with long, unbranched segments from which shoots arise singly every few nodes.
    Culms sharply trigonous, (10–) 25–80 (–100) cm, scabrous-angled distally.
    Leaves: basal sheaths dark-brown to nearly black;
    sheaths with hyaline inner band, apex not prolonged, glabrous;
    ligules 0.6–2.6 mm;
    blades 1–3 (–3.5) mm wide.
    Inflorescences elongate, 0.9–4 cm;
    spikes 5–18 (–25), usually unisexual;
    staminate spikes lanceoloid;
    pistillate spikes ovoid.
    Pistillate scales straw colored to pale reddish-brown, with hyaline margins, ovate, apex acute to acuminate-awned, dull to ± satiny.
    Anthers (1.8–) 2.2–3.9 mm, apiculus bristly hairy (30X).
    Perigynia brown to nearly black at maturity, essentially veinless, usually stipitate, ovate, planoconvex, (2.2–) 2.6–3.7 × 1.2–1.9 mm, dull;
    beak 0.7–1.2 mm, 1/4–1/2 length of body, apex ± hyaline, obscurely bidentate.