Cyperus fuscus Linnaeus (Q3262)

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Cyperus fuscus is a taxon with the rank species within the subgenus Cyperus subg. Pycnostachys
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English
Cyperus fuscus Linnaeus
Cyperus fuscus is a taxon with the rank species within the subgenus Cyperus subg. Pycnostachys

    Statements

    taxon/id/Cyperus fuscus Linnaeus
    0 references
    Cyperus fuscus Linnaeus
    Cyperus fuscus
    Linnaeus
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    souchet brun (French)
    souchet brun noirâtre (French)
    brown flatsedge (English)
    brown cyperus (English)
    brown umbrella sedge (English)
    brown galingale (English)
    Brown galingale (English)
    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/
    1 reference
    Herbier Marie-Victorin (MT). Université de Montréal, Montréal, QC. Specimen. http://www.biodiversite.umontreal.ca/herbier-marie-victorin?lang=en
    Eurasia
    disturbed soils
    emergent shorelines
    puddles
    Herbs, annual, cespitose.
    Culms trigonous, 2–30 cm × 0.6–1.1 mm, glabrous.
    Leaves flat, 4–10 cm × 2–4 mm.
    Inflorescences: rays 1–3, 0.2–1.5 cm;
    2d order rays present in robust plants, to 5 mm;
    bracts 2–3, longest erect, others spreading, 1–20 cm × 1.5–3 mm.
    Spikelets 3–12, narrowly ellipsoid, flattened, 3–7 × 0.9–1.2 mm;
    floral scales 8–12 (–16), laterally purplish brown, medially greenish yellow, 3-ribbed medially, orbiculate, 0.9–1.1 × 1 mm, apex mucronate.
    Flowers: stamen 1;
    anthers ellipsoid, 0.2 mm, connective not prolonged;
    styles 0.3–0.4 mm;
    Achenes light-brown, ellipsoid, 0.7–0.9 × 0.4 mm, base barely stipelike to narrowly cuneate, apex acute, surfaces glabrous.