Carex sect. Dispermae Ohwi (Q157)
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Carex sect. Dispermae is a taxon with the rank section within the genus Carex
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English |
Carex sect. Dispermae Ohwi
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Carex sect. Dispermae is a taxon with the rank section within the genus Carex
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Statements
taxon/id/Carex sect. Dispermae Ohwi
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Carex sect. Dispermae Ohwi
Carex sect. Dispermae
Ohwi
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 cespitose, long-rhizomatous.
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Culms brown at base.
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Leaves: basal sheaths fibrous or not;
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blades V-shaped in cross-section when young, scabrid.
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Inflorescences racemose;
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proximal bracts bristlelike, sheathless;
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spikes 1–6, androgynous, often with only 1 or 2 staminate flowers, sessile, without prophylls.
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Proximal pistillate scales with apex acuminate or mucronate.
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Perigynia spreading, veined on both faces, stipitate, oblongovate, unequally biconvex in cross-section, base rounded, with spongy tissue, margins acutely angled, apex rounded, beaked, glabrous;
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beak not more than 0.25 mm, with abaxial suture, entire, smooth.
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Achenes biconvex, almost filling bodies of perigynia;
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