Carex sect. Dornera Heuffel (Q165)
Carex sect. Dornera is a taxon with the rank section within the genus Carex
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Carex sect. Dornera Heuffel
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Carex sect. Dornera is a taxon with the rank section within the genus Carex
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Statements
taxon/id/Carex sect. Dornera Heuffel
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Carex sect. Dornera Heuffel
Carex sect. Dornera
Heuffel
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
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Plants loosely or densely cespitose, short-rhizomatous;
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rhizomes dark-brown, stout, sometimes inconspicuous.
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Culms brown at base.
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Leaves: basal sheaths not fibrous;
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blades V-shaped in cross-section when young, 1.5–4 mm wide, glabrous.
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Inflorescences a solitary spike;
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spike androgynous.
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Proximal pistillate scales deciduous before perigyinia, apex obtuse to acute.
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Perigynia erect but eventually spreading, proximal somewhat reflexed at maturity, veinless, lanceolate to broadly lanceolate, rounded-trigonous to biconvex, 3–5 mm, base rounded and stipitate, margins rounded, apex tapering to gradually formed beak, somewhat glossy, glabrous;
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beak less than 2 mm including teeth, obliquely cleft, sometimes slightly bidentate.
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Achenes usually trigonous, smaller than bodies of perigynia;
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lanceolate
broadly lanceolate rounded-trigonous
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bidentate
sometimes slightly
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