Difference between revisions of "Bolboschoenus (Ascherson) Palla in W. D. J. Koch et al. (Q3384)"
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Latest revision as of 12:38, 24 June 2022
Bolboschoenus is a taxon with the rank genus within the tribe Bolboschoeneae
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Bolboschoenus (Ascherson) Palla in W. D. J. Koch et al.
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Bolboschoenus is a taxon with the rank genus within the tribe Bolboschoeneae
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Statements
taxon/id/Bolboschoenus (Ascherson) Palla
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Bolboschoenus (Ascherson) Palla
Bolboschoenus
(Ascherson) Palla
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.
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Culms solitary or not, cormose at base [except eastern Asian Bolboschoenus planiculmis (F. Schmidt) T. V. Egerova], sharply trigonous.
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Leaves basal and cauline;
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blades flat or V-shaped in cross-section, prominently keeled on abaxial surface, distally trigonous.
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Inflorescences terminal, subumbellate, subcorymbose, or capitate;
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spikelets to 80, mostly 4–10 mm diam.;
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involucral-bracts surpassing inflorescence 1–5, spreading or proximal erect, leaflike.
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Spikelets: scales 25 or more, spirally arranged, each subtending flower, abaxially puberulent, often glabrescent, tip notched and awned.
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Flowers bisexual;
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perianth of 3–6 bristles, straight or curved, shorter to slightly longer than achene, retrorsely spinulose;
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styles linear, 2–3-fid, base persistent.
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Achenes biconvex to trigonous, 2.3–5.5 mm, smooth.
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