Carex alata Torrey (Q315)

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Carex alata is a taxon with the rank species within the section Carex sect. Ovales
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English
Carex alata Torrey
Carex alata is a taxon with the rank species within the section Carex sect. Ovales

    Statements

    taxon/id/Carex alata Torrey
    0 references
    Carex alata Torrey
    Carex alata
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex ailé (French)
    broad-winged sedge (English)
    winged 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/
    peaty shores
    marshes
    wet thickets
    Plants densely cespitose.
    Culms 30–140 cm.
    Leaves: sheaths adaxially conspicuously green-veined nearly to collar, narrow hyaline band or sharp Y-shaped region at collar, adaxially firm, sometimes papillose, summits U-shaped;
    distal ligules 2.8–8 mm;
    blades 3–7 per fertile culm, 11–50 cm × 2.5–6 mm.
    Inflorescences dense or open, pale green or brown, 2–6.5 cm × 7–20 mm;
    proximal internode 3–13 mm;
    2d internode 4–10 mm;
    proximal bracts scalelike with bristle tips shorter than inflorescences.
    Spikes 3–11, distant, distinct, ellipsoid to ovoid, 6–20 × 4–9 mm, base rounded or short-acute, apex broadly acute to obtuse.
    Pistillate scales white-hyaline or tan, with green midstripe extending to tip, lanceolate, 2.8–3.5 (–3.8) mm, shorter or longer and much narrower than perigynia, apex firm, acuminate or awned to 0.8 mm.
    Perigynia ± spreading, light or golden brown, faintly 3–8-veined on each face, obovate, flat except over achene, 4–5.5 × 2.5–3.8 mm, 0.4–0.5 mm thick, margin flat, including wing 0.8–1.5 mm wide;
    beak light-brown at tip, flat, 0.85–2.2 mm, ciliate-serrulate, abaxial suture with light-brown margin, distance from beak tip to achene 1.8–3 mm.