Carex sect. Chlorostachyae Tuckerman ex Meinshausen (Q129)

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Carex sect. Chlorostachyae is a taxon with the rank section within the genus Carex
Language Label Description Also known as
English
Carex sect. Chlorostachyae Tuckerman ex Meinshausen
Carex sect. Chlorostachyae is a taxon with the rank section within the genus Carex

    Statements

    taxon/id/Carex sect. Chlorostachyae Tuckerman ex Meinshausen
    0 references
    Carex sect. Chlorostachyae Tuckerman ex Meinshausen
    Carex sect. Chlorostachyae
    Tuckerman ex Meinshausen
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    Carex sect. Chlorostachyae
    Cool temperate
    alpine
    and arctic regions of the Northern Hemisphere
    Plants cespitose, short-rhizomatous.
    Culms brown at base.
    Leaves: basal sheaths ± fibrous;
    blades V-shaped in cross-section when young, or filiform or channeled, widest leaves 1–4 mm, glabrous.
    Inflorescences racemose, with 3–6 spikes;
    proximal nonbasal bracts leaflike, often short, long-sheathing, sheath more than 4 mm, longer than diameter of stem;
    lateral spikes pistillate, spreading or pendent, pedunculate, peduncles longer than spikes (spikes erect or on short peduncles in artic and high mountain plants), prophyllate;
    terminal spike staminate, gynecandrous, or androgynous.
    Proximal pistillate scales with apex obtuse to acute.
    Perigynia ascending, not speckled redbrown, veinless except for 2, strong, marginal veins or weakly 2–10-veined, stipitate, lanceolate to narrowly ovate, obtusely trigonous in cross-section, base rounded, apex contracted or tapering to beak, glabrous;
    beak 0.3–1 mm, margins entire or serrulate, orifice entire or subentire.
    Achenes trigonous, almost as large as perigynia, glabrous;