Carex atrata Linnaeus (Q511)

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Carex atrata is a taxon with the rank species within the section Carex sect. Racemosae
Language Label Description Also known as
English
Carex atrata Linnaeus
Carex atrata is a taxon with the rank species within the section Carex sect. Racemosae

    Statements

    taxon/id/Carex atrata Linnaeus
    0 references
    Carex atrata Linnaeus
    Carex atrata
    Linnaeus
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex noirâtre (French)
    laiche noirâtre (French)
    blackened sedge (English)
    black alpine sedge (English)
    Greenland
    Eurasia
    Greenland, GL
    1 reference
    Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
    herb-slopes
    willow scrub
    moist rock ledges
    heaths
    Plants loosely cespitose.
    Culms (10–) 30–40 (–60) cm, smooth.
    Leaves 3–5 mm wide.
    Inflorescences: proximal bracts shorter than or exceeding inflorescences;
    spikes overlapping, erect or proximal spikes sometimes spreading, distinct, contiguous, short-pendunculate, short-oblong or elongate, 10–25 × 6–10 mm;
    lateral 2–4 (–6) spikes pistillate, pedunculate, of similar length;
    terminal spike gynecandrous.
    Pistillate scales dark-brown or black to margins, lanceolate, longer than and as broad as perigynia, midvein same color as body, inconspicuous or lighter in color and conspicuous, acute.
    Perigynia ascending, golden or dark-brown, veinless, ovate, 3–4 × 1.5–1.75 mm, apex abruptly beaked, distally papillose;
    beak 04–0.5 mm, bidentate, smooth.
    Achenes filling proximal 1/2 or less of perigynia.