Carex atrata Linnaeus (Q511)
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Carex atrata is a taxon with the rank species within the section Carex sect. Racemosae
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Carex atrata Linnaeus
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Carex atrata is a taxon with the rank species within the section Carex sect. Racemosae
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Statements
taxon/id/Carex atrata Linnaeus
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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
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Greenland, GL
present
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Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
10–700 m
10 meter
700 meter
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Plants loosely cespitose.
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Culms (10–) 30–40 (–60) cm, smooth.
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Leaves 3–5 mm wide.
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Inflorescences: proximal bracts shorter than or exceeding inflorescences;
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spikes overlapping, erect or proximal spikes sometimes spreading, distinct, contiguous, short-pendunculate, short-oblong or elongate, 10–25 × 6–10 mm;
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lateral 2–4 (–6) spikes pistillate, pedunculate, of similar length;
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terminal spike gynecandrous.
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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.
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Perigynia ascending, golden or dark-brown, veinless, ovate, 3–4 × 1.5–1.75 mm, apex abruptly beaked, distally papillose;
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beak 04–0.5 mm, bidentate, smooth.
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Achenes filling proximal 1/2 or less of perigynia.
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