Difference between revisions of "Carex sect. Cyperoideae"
in J. C. Loudon, Hort. Brit., 376. 1830.
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|accepted_name=Carex sect. Cyperoideae | |accepted_name=Carex sect. Cyperoideae | ||
| − | |accepted_authority=G. Don | + | |accepted_authority=G. Don |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in J. C. Loudon, Hort. Brit., | |title=in J. C. Loudon, Hort. Brit., | ||
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name=Carex sect. Cyperoideae | name=Carex sect. Cyperoideae | ||
|author=Joy Mastrogiuseppe | |author=Joy Mastrogiuseppe | ||
| − | |authority=G. Don | + | |authority=G. Don |
|rank=section | |rank=section | ||
|parent rank=genus | |parent rank=genus | ||
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|publication year=1830 | |publication year=1830 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V23/V23_592.xml |
|genus=Carex | |genus=Carex | ||
|section=Carex sect. Cyperoideae | |section=Carex sect. Cyperoideae | ||
Latest revision as of 20:41, 5 November 2020
Plants cespitose, shortly or inconspicuously rhizomatous. Culms brown at base. Leaves: basal sheaths somewhat fibrous; sheath fronts membranous; blades V-shaped in cross section when young, glabrous. Inflorescences racemose, with 6–15 spikes; proximal bracts leaflike, sheathless, longest bract 5–20(–25) cm, at least (3–)5 times as long as inflorescence, lateral spikes gynecandrous, sessile, without prophylls; terminal spike gynecandrous. Proximal pistillate scales with apex acuminate to awned. Perigynia ascending, linear, flat, faintly veined on both faces, substipitate, base tapering, margins narrowly winged to (0.1–)0.2 mm wide, apex tapering to beak, glabrous; beak with inconspicuous abaxial suture, apex bidentate. Stigmas 2. Achenes biconvex, smaller than bodies of perigynia; style deciduous, base persistent, not conspicuously enlarged.
Distribution
North America, Eurasia.
Discussion
Species 2 (1 in the flora).
Selected References
None.