Carex bonanzensis Britton (Q180)

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Carex bonanzensis is a taxon with the rank species within the section Carex sect. Glareosae
Language Label Description Also known as
English
Carex bonanzensis Britton
Carex bonanzensis is a taxon with the rank species within the section Carex sect. Glareosae

    Statements

    taxon/id/Carex bonanzensis Britton
    0 references
    Carex bonanzensis Britton
    Carex bonanzensis
    Britton
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex du ruisseau Bonanza (French)
    Yukon sedge (English)
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    ne arctic Asia
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    Plants loosely cespitose;
    Culms erect, stiff, 20–50 cm.
    Leaves: sheaths pale-brown abaxially, inner band hyaline, conspicuously red tinged, concave at summit;
    ligules as long as broad;
    blades pale to bluish green or gray-green, flat, 10–25 cm × 2–3 mm, shorter than culms, thin.
    Inflorescences 2–4 (–6) cm × 5–10 mm;
    proximal bracts prolonged, subequal to spikes, distal bracts scalelike.
    Spikes 5–8, gynecandrous, proximal 2 or 3 spikes 1 cm or less apart, distal approximate, containing 10–20 perigynia, oblong, 5–14 × 3–5 mm;
    terminal spikes staminate for less than 1/2 length, scarcely clavate.
    Pistillate scales brown with pale green center and narrow hyaline margins, broadly ovate, much shorter than perigynia, apex obtuse.
    Perigynia appressed-ascending, pale-brown or brown, several-veined, elliptic-obovate, 1.5–2 × 1 mm, widest near middle, membranous;
    beak short, entire.
    2n = 60 (Chukotka Peninsula).