Carex muehlenbergii Schkuhr ex Willdenow (Q478)

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Carex muehlenbergii is a taxon with the rank species within the section Carex sect. Phaestoglochin
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English
Carex muehlenbergii Schkuhr ex Willdenow
Carex muehlenbergii is a taxon with the rank species within the section Carex sect. Phaestoglochin

    Statements

    taxon/id/Carex muehlenbergii Schkuhr ex Willdenow
    0 references
    Carex muehlenbergii Schkuhr ex Willdenow
    Carex muehlenbergii
    Schkuhr ex Willdenow
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    Muhlenberg's sedge (English)
    Muhlenberg's bracted sedge (English)
    sand bracted sedge (English)
    sand sedge (English)
    carex de Mühlenberg (French)
    Plants without conspicuous rhizomes.
    Culms 20–90 cm, 1.7–2.2 mm wide basally, 0.7–1.1 mm wide distally.
    Leaves: sheaths tight, green, sometimes white spotted, fronts hyaline, sometimes transversely rugose, mouth yellowish and thickened;
    ligules to 3 mm, usually wider than long;
    widest leaf-blades 2–4 mm wide, papillose adaxially.
    Inflorescences with 3–10 spikes, 1.5–4 cm × 8–12 mm;
    proximal internodes equaling or shorter than proximal spikes;
    proximal bracts less than 2 cm;
    spikes with 8–20 ascending or spreading perigynia.
    Pistillate scales hyaline with green, 3-veined center, ovate to ovate-circular, body narrower than and 2/3 to length of perigynium, apex acute or with awn 0.5–1.5 (–2) mm.
    Anthers 1.5–2.3 mm.
    Perigynia pale green to yellowbrown, 9–15-veined abaxially, margins serrulate distally;
    beak 0.2–1.2mm, apical teeth 0.2–0.5 mm.
    Achenes suborbiculate, 1.9–2.2 × 1.9–2.1 mm.