Carex suberecta (Olney) Britton (Q355)

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Carex suberecta is a taxon with the rank species within the section Carex sect. Ovales
Language Label Description Also known as
English
Carex suberecta (Olney) Britton
Carex suberecta is a taxon with the rank species within the section Carex sect. Ovales

    Statements

    taxon/id/Carex suberecta (Olney) Britton
    0 references
    Carex suberecta (Olney) Britton
    Carex suberecta
    (Olney) Britton
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex subdressé (French)
    prairie straw sedge (English)
    wedge-fruited oval sedge (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/
    calcareous fens
    shores
    swales
    rhizomes appearing elongate in old clumps.
    Culms uniformly slender, 40–80 cm;
    vegetative culms few, inconspicuous, usually fewer than 15 leaves, not strikingly 3-ranked.
    Leaves: sheaths adaxially conspicuously green-veined nearly to collar, narrow hyaline band or sharp Y-shaped region at collar, adaxially firm, summits U-shaped;
    distal ligules 1.6–3.3 mm;
    blades 2–5 per fertile culm, 12–18 cm × 1.5–2.5 mm.
    Inflorescences stiffly erect, dense to slightly open, brown, 1.5–3 (–3.5) cm × 6–14 mm;
    proximal internode 2–12 mm;
    2d internode 2–7 mm;
    proximal bracts scalelike, often with bristletips shorter than or equaling inflorescences.
    Spikes 2–5, distant, distinct, ovoid, 7–12 × 4–7 mm, base rounded or short-acute, apex acute.
    Pistillate scales reddish-brown, 1-veined midstripe sometimes pale, broadly lanceolate, 2.7–3.6 mm, shorter and narrower than perigynia, apex firm, acute to acuminate.
    Perigynia 15–80 in larger spikes, appressed, usually golden brown, conspicuously 6–9-veined abaxially, inconspicuously veined adaxially, diamond-shaped, flat except over achene, 4–5 × 2–2.8 mm, 0.4–0.5 mm thick, base subacute or acute, margin flat, including wing 0.6–0.9 mm wide, smooth;
    beak apprressed, golden brown at tip, flat, 0.7–1.6 (–1.8) mm, 2/5+ length of body, ciliate-serrulate, abaxial suture with hyaline, golden brown margin, distance from beak tip to achene 2–3 mm.