Carex sect. Bicolores (Tuckerman ex L. H. Bailey) Rouy (Q91)

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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
Carex sect. Bicolores is a taxon with the rank section within the genus Carex

    Statements

    taxon/id/Carex sect. Bicolores (Tuckerman ex L.H. Bailey) Rouy
    0 references
    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
    Carex sect. Bicolores
    (Tuckerman ex L.H. Bailey) Rouy
    Temperate and low arctic regions of the Northern Hemisphere
    Plants loosely cespitose, rhizomatous.
    Culms brown at base.
    Leaves: basal sheaths not fibrous;
    blades V-shaped in cross-section when young, glabrous.
    Inflorescences racemose, with 2–6 spikes, rachis of spikes papillose;
    bracts usually leaflike, rarely scalelike, sheathing or sheathless;
    lateral spikes pistillate, sometimes the proximal, pedunculate, prophyllate, not much longer than wide;
    terminal spike staminate or gynecandrous.
    Proximal pistillate scales with apex obtuse to acuminate.
    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;
    Achenes biconvex, smaller than bodies of perigynia;