Fuirena Rottböll (Q3335)
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Fuirena is a taxon with the rank genus within the tribe Fuireneae
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Fuirena Rottböll
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Fuirena is a taxon with the rank genus within the tribe Fuireneae
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Statements
taxon/id/Fuirena Rottbøll
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Fuirena Rottbøll
Fuirena
Rottbøll
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, annual or perennial, cespitose or not, rhizomatous or not, variously pubescent.
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Culms solitary or not, 3–5-angled in cross-section.
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Leaves all cauline, polystichous, usually hairy, hair sometimes confined to junction of blade and sheath;
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sheaths closed, tubular;
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ligules tubular, scarious;
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blades sometimes absent or reduced to mucro or cusp, flat, or those mid culm strongly formed.
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Inflorescences of spikelets sessile in clusters of 2–5 (rarely solitary), the clusters sessile or pedunculate and terminal or racemose;
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Spikelets: scales 20–50, spirally arranged, proximal 1–2 scales empty, others subtending flower, some distal scales empty.
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perianth (3–) 6 in sets of 3, outer set of stout, sharp bristles shorter than inner set of stipitate-bladed, spatulate scales, rarely inner set forked or pinnately lobed;
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stamens 1–3 (–6), long-exserted;
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styles linear, 3-fid, articulate well distal to base, base usually persistent.
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Achenes trigonous-rhomboid.
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