Carex albursina E. Sheldon (Q272)
Carex albursina is a taxon with the rank species within the section Carex sect. Laxiflorae
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| English |
Carex albursina E. Sheldon
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Carex albursina is a taxon with the rank species within the section Carex sect. Laxiflorae
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Statements
taxon/id/Carex albursina E. Sheldon
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Carex albursina E. Sheldon
Carex albursina
E. Sheldon
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-QC
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Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
CA-ON
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CA-QC
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US-AL
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US-AR
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US-CT
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US-DC
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US-GA
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US-IL
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US-IN
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US-IA
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US-KY
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US-MD
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US-MA
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US-MI
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US-MN
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US-MO
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US-NH
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US-NJ
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US-NY
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US-NC
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US-OH
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US-OK
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US-PA
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US-SC
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US-TN
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US-VA
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100–1200 m
100 meter
1,200 meter
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Culms densely tufted, lateral, ascending or lax to decumbent, distinctly winged, 10–62 cm × 2–2.4 mm;
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basal sheath light-brown to brown, the proximal frequently wine-red or purple, small, triangular.
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Leaves: sheaths 2–15 mm;
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blades ascending, midrib well developed, 2 lateral-veins conspicuous, slightly more so than other veins, flat, thin, 10–35 cm × 10–38 mm, widest leaf 13–38 (–62) mm wide, blades of overwintering leaves smooth.
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Inflorescences: peduncles of proximal spikes to 5.8 cm;
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of terminal spike absent.
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Bracts 1.4–2.6 cm × 3.9–2.2 (–3.2) mm;
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bract blades of distal lateral spikes lanceolate or narrowly lanceolate, wider than spikes, concealing them, widest bract blade of distalmost lateral spike (2.9–) 3.2–8.3 mm wide.
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Spikes 4 (–5) per culm;
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lateral spikes 6–36 × 3–4.2 mm;
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terminal spike erect, linear, 4–18 × 1.2–1.6 mm, often hidden by distal 2 pistillate spikes and distal bract blade, frequently exceeded by distal 2 pistillate bracts.
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Pistillate scales oblong, 2.8–3.2 × 1.4–2 mm, apex obtuse or truncate, awnless (sometimes mucronate).
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Staminate scales oblong-ovate, 2.8–3.2 × 1.4–2 mm, margins hyaline, apex obtuse.
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Anthers 2–2.2 mm.
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Perigynia 3–20 per spike, strongly to loosely overlapping, erect or ascending, obovate, 3–4.2 × 1.8–2.1 mm;
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beak abruptly bent, 0.3–0.6 mm.
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Achenes ovoid, 2.5–3.8 × 1.6–1.8 mm. 2n = 44.
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slightly; slightly; slightly; slightly
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