Carex atlantica L. H. Bailey (Q551)

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Carex atlantica is a taxon with the rank species within the section Carex sect. Stellulatae
Language Label Description Also known as
English
Carex atlantica L. H. Bailey
Carex atlantica is a taxon with the rank species within the section Carex sect. Stellulatae

    Statements

    taxon/id/Carex atlantica L.H. Bailey
    0 references
    Carex atlantica L.H. Bailey
    Carex atlantica
    L.H. Bailey
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    Atlantic sedge (English)
    eastern sedge (English)
    prickly bog sedge (English)
    Atlantic star sedge (English)
    carex atlantique (French)
    Culms 10–110 cm.
    Leaves 3–5 per culm;
    sheaths tight, inner band hyaline, 3.5–24 cm, apex concave, glabrous;
    ligules rounded to obtuse, 0.5–3.7 mm;
    blades plicate, 8–60 cm × 0.4–4 (–4.5) mm, widest leaf 0.8–4 (–4.5) mm wide.
    Inflorescences 0.8–5.5 cm;
    lateral spikes pistillate often with a few staminate flowers proximally, 3.1–13.1 mm, sessile, staminate portion 10-flowered, to 6.5 mm, pistillate portion 3–40-flowered, 2.5–12 mm;
    basal 2 spikes 1.5–18 mm apart;
    terminal spike gynecandrous, 4.8–23.7 mm, staminate portion 2–21-flowered, 1.8–13.5 × 0.8–1.3 mm, pistillate portion 4–38-flowered, 3–11 × 4.4–7.5 mm.
    Pistillate scales ovate to ± suborbicular, 1.2–2.4 × 1.2–2 mm, apex obtuse to acute.
    Staminate scales ovatelanceolate to ovate, 1.3–3.5 × 0.8–1.4 mm, base clavate, apex acute to obtuse.
    Anthers 0.6–1.5 (–1.8) mm.
    Perigynia spreading to reflexed, green, 6–13-veined abaxially, (0–) 1–12-veined adaxially over achene, broadly ovate to suborbicular, cuneate or concavely tapered from widest point to beak, 1.9–3.8 × (1.3–) 2.1–3 mm, 1.1–1.7 (–1.9) times as long as wide;
    beak 0.45–1.25 mm, 0.23–0.5 (–0.63) length of body, serrulate, teeth 0.15–0.45 mm.
    Achenes deltate to rhombic-orbiculate, 1–1.9 × 1–1.7 mm.