Difference between revisions of "Cyperus fuscus Linnaeus (Q3262)"
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Latest revision as of 12:37, 24 June 2022
Cyperus fuscus is a taxon with the rank species within the subgenus Cyperus subg. Pycnostachys
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Cyperus fuscus Linnaeus
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Cyperus fuscus is a taxon with the rank species within the subgenus Cyperus subg. Pycnostachys
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Statements
taxon/id/Cyperus fuscus Linnaeus
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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
1 reference
CA-ON
present
introduced
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/
CA-QC
present
introduced
1 reference
Herbier Marie-Victorin (MT). Université de Montréal, Montréal, QC. Specimen. http://www.biodiversite.umontreal.ca/herbier-marie-victorin?lang=en
CA-ON
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CA-QC
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US-CA
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US-CT
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US-MD
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US-MA
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US-MO
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US-NE
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US-NV
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US-NJ
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US-PA
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US-SD
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US-VA
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Herbs, annual, cespitose.
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Culms trigonous, 2–30 cm × 0.6–1.1 mm, glabrous.
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Leaves flat, 4–10 cm × 2–4 mm.
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Inflorescences: rays 1–3, 0.2–1.5 cm;
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2d order rays present in robust plants, to 5 mm;
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bracts 2–3, longest erect, others spreading, 1–20 cm × 1.5–3 mm.
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Spikelets 3–12, narrowly ellipsoid, flattened, 3–7 × 0.9–1.2 mm;
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floral scales 8–12 (–16), laterally purplish brown, medially greenish yellow, 3-ribbed medially, orbiculate, 0.9–1.1 × 1 mm, apex mucronate.
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Flowers: stamen 1;
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anthers ellipsoid, 0.2 mm, connective not prolonged;
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styles 0.3–0.4 mm;
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Achenes light-brown, ellipsoid, 0.7–0.9 × 0.4 mm, base barely stipelike to narrowly cuneate, apex acute, surfaces glabrous.
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barely stipelike
narrowly cuneate
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