Carex mesochorea Mackenzie (Q477)

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Carex mesochorea is a taxon with the rank species within the section Carex sect. Phaestoglochin
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English
Carex mesochorea Mackenzie
Carex mesochorea is a taxon with the rank species within the section Carex sect. Phaestoglochin

    Statements

    taxon/id/Carex mesochorea Mackenzie
    0 references
    Carex mesochorea Mackenzie
    Carex mesochorea
    Mackenzie
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex de l'arrière-pays (French)
    midland sedge (English)
    midland bracted sedge (English)
    Carex de l’arrière-pays (English)
    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
    Tardif, B., B. Tremblay, G. Jolicoeur & J. Labrecque. 2016. Les plantes vasculaires en situation précaire au Québec. CDPNQ, Gouv. Québec, MDDELCC, Direction de l'expertise en biodiversité, Québec, 420 p. http://www.cdpnq.gouv.qc.ca/pdf/plantesVasculairesWeb.pdf
    dry grasslands
    roadsides
    railroads
    Plants without conspicuous rhizomes.
    Culms 15–100 cm, 1.5–3 mm wide basally, 0.9–1.1 mm wide distally.
    Leaves: sheaths tight, green, fronts hyaline, yellowbrown and thickened at mouth;
    ligules to 3 mm, wider than long;
    blades 2.5–4 mm at widest.
    Inflorescences forming dense heads, with 4–8 spikes, 1–1.5 times as long as wide, 1–2 cm × 9–14 mm;
    proximal bracts not more than 2 cm;
    spikes with 8–20 ascending to spreading perigynia.
    Pistillate scales brownish to green-hyaline with green, 3-veined center, ovate, 2.3–3.1 × 1.2–2 mm, narrower than and as long as perigynia, apex cuspidate to short-awned.
    Anthers 1.1–1.7 mm.
    Perigynia pale green to pale-brown, weakly veined or veinless abaxially, 3–4.1 × (1.7–) 2–2.6 mm, margins serrulate distally;
    beak 0.8–1 mm, apical teeth 0.2–0.3 mm.
    Achenes suborbiculate, 1.5–1.7 × 1.3–1.5 mm.