Carex sect. Bicolores (Tuckerman ex L. H. Bailey) Rouy (Q91)
Carex sect. Bicolores is a taxon with the rank section within the genus Carex
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| English |
Carex sect. Bicolores (Tuckerman ex L. H. Bailey) Rouy
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Carex sect. Bicolores is a taxon with the rank section within the genus Carex
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Statements
taxon/id/Carex sect. Bicolores (Tuckerman ex L.H. Bailey) Rouy
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Carex sect. Bicolores (Tuckerman ex L.H. Bailey) Rouy
Carex sect. Bicolores
(Tuckerman ex L.H. Bailey) Rouy
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
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Temperate and low arctic regions of the Northern Hemisphere
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Plants loosely cespitose, rhizomatous.
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Culms brown at base.
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Leaves: basal sheaths not fibrous;
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blades V-shaped in cross-section when young, glabrous.
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Inflorescences racemose, with 2–6 spikes, rachis of spikes papillose;
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bracts usually leaflike, rarely scalelike, sheathing or sheathless;
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lateral spikes pistillate, sometimes the proximal, pedunculate, prophyllate, not much longer than wide;
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terminal spike staminate or gynecandrous.
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Proximal pistillate scales with apex obtuse to acuminate.
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Perigynia ascending to spreading, weakly veined, stipitate, sometimes inflated, elliptic-obovate, biconvex to subcircular in cross-section, base tapering to rounded, margins rounded, apex rounded, beakless or shortbeaked, glabrous, sometimes papillose;
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Achenes biconvex, smaller than bodies of perigynia;
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not much longer than wide
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