Scirpus Linnaeus (Q3368)
Scirpus is a taxon with the rank genus within the tribe Scirpeae
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Scirpus Linnaeus
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Scirpus is a taxon with the rank genus within the tribe Scirpeae
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Statements
taxon/id/Scirpus Linnaeus
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Scirpus Linnaeus
Scirpus
Linnaeus
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
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Herbs, perennial, cespitose or not, rhizomatous or not.
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Culms solitary or not, ± trigonous.
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Leaves basal and cauline or all cauline;
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sheaths not fibrous;
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ligules present, rarely absent;
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blades flat or V-shaped in cross-section, prominently keeled abaxially.
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Inflorescences terminal, sometimes also axillary in 1–3 distal leaves, subumbellate or corymbose-paniculate;
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involucral-bracts usually 3, leaflike.
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Spikelets less than 3.5 (–5) mm diam.;
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scales 10–50, spirally arranged, each scale subtending flower, glabrous.
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Flowers bisexual;
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perianth of (0–) 3–6 bristles;
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bristles straight or strongly curled, smooth, or variously toothed, or barbed, shorter to much longer than achene, not obscuring scales in fruit;
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styles (2–) 3-fid, linear, base persistent.
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keeled
prominently; abaxially
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