Carex viridula Michaux (Q117)
Carex viridula is a taxon with the rank species within the section Carex sect. Ceratocystis
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| English |
Carex viridula Michaux
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Carex viridula is a taxon with the rank species within the section Carex sect. Ceratocystis
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Statements
taxon/id/Carex viridula Michaux
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Carex viridula Michaux
Carex viridula
Michaux
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-AB
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CA-BC
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CA-MB
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CA-NB
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CA-NS
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CA-NT
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CA-ON
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CA-PE
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CA-QC
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CA-SK
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CA-YT
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US-AK
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US-CA
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US-CO
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US-CT
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US-ID
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US-IL
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US-IN
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US-ME
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US-MA
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US-MI
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US-MN
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US-MT
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US-ND
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US-NH
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US-NJ
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US-NM
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US-NY
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US-NV
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US-OH
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US-OR
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US-PA
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US-RI
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US-UT
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US-VT
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US-WA
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US-WI
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US-WY
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Culms straight or arcuate, 2–85 cm.
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Leaves of flowering-stems shorter than to exceeding culms, to 20 cm × 0.8–5.4 mm;
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ligules on distal cauline leaves usually obsolete (except in 414.b Carex viridula subsp. brachyrrhyncha).
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Inflorescences: peduncles of terminal staminate spikes 0–28 mm;
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bracts to 18 cm × 0.6–3.4 mm;
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Spikes: proximal pistillate spikes 1–8, contiguous or proximal distant, sessile or short-pedunculate, globose to short-cylindric, 4–17.5 × 3–11 mm;
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terminal staminate spike sessile or pedunculate, 5–25 × 1–3.6 mm.
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Scales: pistillate scales pale-brown to reddish-brown, 1.4–3.2 × 0.8–1.7 mm, margins pale, narrow, hyaline;
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staminate scales reddish-brown, lanceolate to ovate, 2.3–5.2 × 0.7–2 mm, margins narrowly pale hyaline, apex obtuse to acuminate.
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Anthers 0.9–3.1 mm.
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Perigynia spreading, yellow to dark olive, 1.8–4.2 × 0.8–2 mm, apex gradually or abruptly narrowed;
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beak straight or reflexed less than 20°, 0.3–2.1 mm, scabrous or smooth.
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Achenes 1–1.8 × 0.7–1.4 mm.
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