Difference between revisions of "Carex sect. Nardinae"
in N. L. Britton et al., N. Amer. Fl. 18: 21. 1931.
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|name=Nardinae | |name=Nardinae | ||
|authority=Tuckerman | |authority=Tuckerman | ||
| + | |rank=unranked | ||
|publication_title=Enum. Meth. Caric., | |publication_title=Enum. Meth. Caric., | ||
|publication_place=8. 1844 | |publication_place=8. 1844 | ||
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|publication year=1931 | |publication year=1931 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V23/V23_1086.xml |
|genus=Carex | |genus=Carex | ||
|section=Carex sect. Nardinae | |section=Carex sect. Nardinae | ||
Revision as of 20:04, 16 December 2019
Plants cespitose, short-rhizomatous. Culms yellow-brown at base. Leaves: basal sheaths not or slightly fibrous, long-persistent; sheath fronts membranous; blades filiform, glabrous. Inflorescence a single spike; bracts absent; spike androgynous. Pistillate scales less than 10 mm, apex obtuse to subacute. Perigynia erect or ascending, obscurely veined, substipitate, obovate or elliptic, plano-convex, 3–5 mm, 1.5–2.5 times as long as wide, base ± tapering, margins acutely angled, apex gradually or abruptly beaked, glabrous; beak 0.2–5 mm, with abaxial suture, emarginate. Stigmas 2(–3). Achenes biconvex or, occasionally, trigonous, smaller than the bodies of perigynia; style deciduous.
Distribution
North America, Eurasia.
Discussion
Species 2 (1 in the flora).
Selected References
None.