Carex suberecta (Olney) Britton (Q355)
Carex suberecta is a taxon with the rank species within the section Carex sect. Ovales
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| English |
Carex suberecta (Olney) Britton
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Carex suberecta is a taxon with the rank species within the section Carex sect. Ovales
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Statements
taxon/id/Carex suberecta (Olney) Britton
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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
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CA-ON
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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/
CA-ON
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US-AR
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US-IN
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US-IA
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US-MI
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US-MN
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US-MO
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US-OH
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US-TX
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US-VA
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100–600 m
100 meter
600 meter
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rhizomes appearing elongate in old clumps.
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Culms uniformly slender, 40–80 cm;
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vegetative culms few, inconspicuous, usually fewer than 15 leaves, not strikingly 3-ranked.
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Leaves: sheaths adaxially conspicuously green-veined nearly to collar, narrow hyaline band or sharp Y-shaped region at collar, adaxially firm, summits U-shaped;
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distal ligules 1.6–3.3 mm;
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blades 2–5 per fertile culm, 12–18 cm × 1.5–2.5 mm.
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Inflorescences stiffly erect, dense to slightly open, brown, 1.5–3 (–3.5) cm × 6–14 mm;
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proximal internode 2–12 mm;
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2d internode 2–7 mm;
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proximal bracts scalelike, often with bristletips shorter than or equaling inflorescences.
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Spikes 2–5, distant, distinct, ovoid, 7–12 × 4–7 mm, base rounded or short-acute, apex acute.
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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.
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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;
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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.
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green-veined
adaxially conspicuously
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6-9-veined
conspicuously; abaxially
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