Carex subfusca W. Boott in S. Watson (Q356)
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Carex subfusca is a taxon with the rank species within the section Carex sect. Ovales
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Carex subfusca W. Boott in S. Watson
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Carex subfusca is a taxon with the rank species within the section Carex sect. Ovales
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Statements
taxon/id/Carex subfusca W. Boott
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Carex subfusca W. Boott
Carex subfusca
W. Boott
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-BC
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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.
CA-YT
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Bennett, B. Yukon List. (pers. comm.)
US-AZ
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US-CA
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US-ID
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US-NV
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US-NM
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US-OR
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US-UT
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US-WA
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100–3500 m
100 meter
3,500 meter
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Plants densely cespitose.
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Leaves: sheath white-hyaline, summits usually U-shaped, sometimes rounded and prolonged to 3 mm beyond collar;
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distal ligules 1–3 (–6) mm;
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blades 3–5 (–8) per fertile culm, 6–45 cm × 1.2–3 (–3.7) mm.
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Inflorescences open or dense, green to brown, 1.1–3 cm × 5.4–16.3 mm, appearing fine-textured;
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proximal internode (1.5–) 2.5–9.5 mm;
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2d internode 1–3 (–6) mm;
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proximal bracts scalelike or bristlelike shorter than inflorescences.
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Spikes 4–11 (–14), densely or loosely aggregated, broadly ovoid to ovoid, 5–11 × 2.7–7.1 mm, base rounded or acute, apex usually rounded.
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Pistillate scales usually white-hyaline or hyaline gold, occasionally chestnut to dark-brown, with pale to green midstripe, ovate to broad-ovate, 2.1–3.5 (–3.9) mm, shorter than or ± covering perigynia, margin white, 0–0.2 mm wide, apex obtuse to acuminate.
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Perigynia ascending to spreading, green, straw colored to light-brown, or whitish, conspicuously (0–) 2–8 (–11) -veined abaxially, conspicuously 0–6-veined adaxially, veins thick, reaching, not extending beyong top of achene, lanceovate to ovate, planoconvex, 2.4–4 (–4.3) × 0.9–1.9 mm, 0.4–0.5 (–0.6) mm thick, 2.1–2.7 times as long as wide, margin flat, including wing 0.15–0.3 (–0.45) mm wide, ciliate-serrulate at least on distal body;
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beak green, gold, brown or white-hyaline at tip, flat, ± ciliate-serrulate or cylindric, unwinged, ± entire for 0.4–0.7 mm, abaxial suture usually inconspicuous, distance from beak tip to achene 1.2–2 mm.
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hyaline gold occasionally chestnut
dark-brown
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hyaline gold occasionally chestnut
dark-brown
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straw colored
light-brown or whitish
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straw colored
light-brown or whitish
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(0-)2-8(-11)-veined
conspicuously; abaxially
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0-6-veined
conspicuously; adaxially
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ciliate-serrulate
more or less
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