View source for Carex canescens

{{Treatment/ID
|accepted_name=Carex canescens
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 974. 1753
|year=1753
}}
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carex cinerea
|authority=Pollich
|rank=species
}} {{Treatment/ID/Synonym
|name=Carex curta
|authority=Goodenough
|rank=species
}} {{Treatment/ID/Synonym
|name=Carex richardii
|authority=Thuilling
|rank=species
}}
|hierarchy=Cyperaceae;Carex;Carex sect. Glareosae;Carex canescens
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cyperaceae]]</div><div class="higher-taxon"><small>genus</small>[[Carex]]</div><div class="higher-taxon"><small>section</small>[[Carex sect. Glareosae]]</div><div class="higher-taxon"><small>species</small>[[Carex canescens]]</div></div>
|volume=Volume 23
|mention_page=page 317
|treatment_page=page 318
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>cespitose, in small and medium-sized clumps; rhizomes short. <b>Culms</b> erect, not stiff, 15–90 cm. <b>Leaves</b>: sheaths pale brown abaxially, inner band thin, hyaline, sometimes slightly red tinged, concave at summit; ligules slightly longer than wide; blades pale green to gray-green flat, 10–20(–30) cm × (1.5–)2–4 mm, subequal to shorter than culms, not stiff. <b>Inflorescences</b> 2–15 cm × 5–10 mm; proximal bracts shorter than to exceeding spikes; distal bracts usually scalelike. <b>Spikes</b> 4–8, gynecandrous, proximal ± remote, distal spikes approximate, sometimes flexuous, containing (5–)10–20(–30) perigynia suborbicular to oblong, 3–12 × 3–5 mm; terminal spike staminate for less than 1/2 of length, often clavate due to more conspicuous staminate part. <b>Pistillate</b> scales hyaline with green, 3-veined center when young, usually brownish tinged in age, broadly ovate, subequal to, not concealing perigynia, apex obtuse to acutish. <b>Perigynia</b> appressed-ascending, gray-green, becoming yellowish brown, obscurely many-veined, elliptic-ovate, 1.8–3 × 1.2–1.7 mm, widest near middle, membranous; beak abaxial suture inconspicuous, small marginal teeth. <b>Achenes</b> pale brown, oblong-obovate, 1.25–1.5 × 1–1.25 mm, dull to slightly glossy. <b>2n</b> = 56.</span><!--

-->{{Treatment/Body
|distribution=Alta.;B.C.;Man.;N.B.;N.S.;N.W.T.;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;D.C.;Del.;Idaho;Ill.;Ind.;Maine;Mass.;Md.;Mich.;Minn.;Mont.;N.C.;N.H.;N.J.;N.Mex.;N.Y.;Nev.;Ohio;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Utah;Va.;Vt.;Wash.;Wis.;Wyo.;South America;Eurasia;Australia;New Guinea.
|discussion=<p>Subspecies 2 (2 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Culms 15–60 cm; inflorescences 3–5(–7) cm, all but proximal spikes approximate or slightly remote.
|[[Carex canescens subsp. canescens|Carex canescens subsp. canescens]]
|-id=key-0-1
|1
|Culms 30–90 cm, inflorescences 6–12(–15) cm, all but distalmost spikes distant, proximal 2 spikes 2–5 cm apart.
|[[Carex canescens subsp. disjuncta|Carex canescens subsp. disjuncta]]
|}
</div></div><!--

-->{{#Taxon:
name=Carex canescens
|authority=Linnaeus
|rank=species
|parent rank=section
|synonyms=Carex cinerea;Carex curta;Carex richardii
|basionyms=
|family=Cyperaceae
|distribution=Alta.;B.C.;Man.;N.B.;N.S.;N.W.T.;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;D.C.;Del.;Idaho;Ill.;Ind.;Maine;Mass.;Md.;Mich.;Minn.;Mont.;N.C.;N.H.;N.J.;N.Mex.;N.Y.;Nev.;Ohio;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Utah;Va.;Vt.;Wash.;Wis.;Wyo.;South America;Eurasia;Australia;New Guinea.
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V23/V23_557.xml
|genus=Carex
|section=Carex sect. Glareosae
|species=Carex canescens
}}<!--

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[[Category:Treatment]]
[[Category:Carex sect. Glareosae]]
[[Category:Revised Since Print]]