Carex gravida L. H. Bailey (Q473)

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Carex gravida is a taxon with the rank species within the section Carex sect. Phaestoglochin
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English
Carex gravida L. H. Bailey
Carex gravida is a taxon with the rank species within the section Carex sect. Phaestoglochin

    Statements

    taxon/id/Carex gravida L.H. Bailey
    0 references
    Carex gravida L.H. Bailey
    Carex gravida
    L.H. Bailey
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    carex lourd (French)
    heavy sedge (English)
    heavy-fruited sedge (English)
    long-awned bracted sedge (English)
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    1 reference
    Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
    prairies
    ditches
    swales
    open forests
    calcareous soils
    100–1400 m
    Plants without conspicuous rhizomes.
    Culms (20–) 30–100 cm, 2.5–8 mm wide basally, 0.7–1.6 mm wide distally.
    Leaves: sheaths usually loose, proximally green-and-white-striped, not white spotted, with conspicuous transverse veins on back, fronts hyaline, sometimes transversely rugose and red dotted, thin, white or hyaline and fragile at mouth;
    ligules 2–7 mm, shorter to longer than wide;
    widest leaf-blades (3–) 4–8 mm wide.
    Inflorescences with 5–15 spikes, 1–5 cm × 8–15 mm, occasionally compound, then somewhat larger;
    proximal bracts to 3 cm;
    spikes with 5–15 ascending to spreading perigynia;
    proximal internodes shorter than to 1.5 times as long as proximal spikes.
    Pistillate scales hyaline or brown with green, 1–3-veined center, ovate, 2.6–4.4 × 1.3–2.4 mm, body shorter to slightly longer than perigynium, apex acuminate to short-awned.
    Anthers 1.5–3 mm.
    Perigynia pale green to pale-brown, veinless or 3–7 (–12) -veined abaxially, rarely veined adaxially, 3.5–5.5 × 2–3 mm, body somewhat spongy, base thickened, margins serrulate distally;
    beak 0.6–1.6 mm, apical teeth 0.3–1 mm.
    Achenes circular to elliptic circular, 1.8–2.1 × 1.6–2 mm.