Carex willdenowii Schkuhr ex Willdenow (Q497)
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Carex willdenowii is a taxon with the rank species within the section Carex sect. Phyllostachyae
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English |
Carex willdenowii Schkuhr ex Willdenow
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Carex willdenowii is a taxon with the rank species within the section Carex sect. Phyllostachyae
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Statements
taxon/id/Carex willdenowii Schkuhr ex Willdenow
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Carex willdenowii Schkuhr ex Willdenow
Carex willdenowii
Schkuhr ex Willdenow
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-AL
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US-AR
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US-CT
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US-DE
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US-DC
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US-IL
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US-IN
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US-KY
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US-MD
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US-MA
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US-MO
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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-PA
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US-SC
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US-TN
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US-VT
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US-VA
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US-WV
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50–900 m
50 meter
900 meter
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Culms erect or spreading, (3.1–) 8.2–29.7 cm, 0.4–0.9 of total plant height.
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Leaves: basal sheaths pale to medium brown;
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blades green, exceeding culms, 1.3–3.2 mm wide, herbaceous, margins green, smooth or slightly scabrous.
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Lateral spikes (0–) 2–4, basal, on widely spreading to nodding peduncles.
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Terminal spike with staminate portion 3–29-flowered, 3.4–8.6 (–10.3) × 0.7–1.4 mm;
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Pistillate scales green, margins hyaline, white, often with reddish-brown tinge, 1.6–2.22 mm wide, not more than 1.5 times as wide as and not concealing perigynia, apex attenuate into green awns;
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distal scales with hyaline margins 0.3–0.8 mm, apex acute, awnless.
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Staminate scales green or tinged with brown subapically, 1.4–2.8 × 1.8–2.2 mm, margins free but enfolding scales above, hyaline, white, apex obtuse, erose.
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Anthers 0.9–1.1 mm.
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Perigynia 3–9 per spike, pale green to olive or pale-brown, unspeckled, narrowly ovoid to lanceovoid, (4.5–) 4.9–5.7 (–6.5) × 1.2–1.7 mm, 1.2–2.2 times as long as wide, tightly enveloping achenes, apex gradually tapering;
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beak (1.7–) 1.9–2.6 (–2.8) mm, scabrous.
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Stigmas filiform, flexuous, long, slender, strongly papillose.
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1.5+ times as wide as and not concealing perigynia
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