View source for Carex deweyana

{{Treatment/ID
|accepted_name=Carex deweyana
|accepted_authority=Schweinitz
|publications={{Treatment/Publication
|title=Ann. Lyceum Nat. Hist. New York
|place=1: 65. 1824
|year=1824
}}
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Deweyanae;Carex deweyana
|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. Deweyanae]]</div><div class="higher-taxon"><small>species</small>[[Carex deweyana]]</div></div>
|volume=Volume 23
|mention_page=page 323
|treatment_page=page 324
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>densely cespitose. <b>Culms</b> 14–89(–101) cm × 0.3–1.1 mm wide, smooth or papillose. <b>Leaves</b>: ligule on distal leaf 0.9–2.2 mm, as long as wide; blades 0.6–4.2 mm wide, widest blade 2.4–4.2 mm wide. <b>Inflorescences</b> 12–56 mm; proximal internode 6–34 mm; proximal bracts 6–49 mm, awn 7–46 mm; spikes (2–)3–5, longest ones 2–5, usually gynecandrous; proximal spikes with 1–2 staminate and (5–)7–12 pistillate flowers, 5.2–11(–13) × (2.1–)3.7–6.9 mm; terminal spikes usually with 1–3(–5) staminate and (7–)9–13(–16) pistillate flowers, 6.8–13 × 3.8–8.1 mm. <b>Pistillate</b> scales with colorless or stramineous margins, 3–4.5 × 1.6–2.2 mm, body 2.8–4.2 mm, apex acuminate to short-awned, awn to 0.6 mm. <b>Staminate</b> scales with colorless or stramineous margins, 3–5.3 × 1.2–1.6 mm, apex acute to acuminate or occasionally short-awned to 0.3 mm. <b>Anthers</b> (1.8–)1.9–2.2 mm. <b>Perigynia</b> erect to ascending, green to pale brown, 0–5-veined abaxially, usually veinless adaxially, narrowly ovate, 4–4.9(–5.2) × 1.3–1.5(–1.6) mm, 2.9–3.8 times as long as wide, apex gradually tapering; beak 1.4–2.1 mm, 0.32–0.4 times as long as perigynia, margins serrulate, apex entire or bidentulate, teeth to 0.2 mm, 0–0.05 times as long as perigynia. <b>Stigmas</b> 1.9–2 mm. <b>Achenes</b> 1.8–2.2 × 1.2–1.5 mm wide, 1.3–1.8 times as long as wide.</span><!--

-->{{Treatment/Body
|distribution=North America.
|discussion=<p>Varieties 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
|Longest inflorescences 35–56 mm; longest proximal internodes (11–)13–34 mm; longest proximal bracts 15–49 mm.
|[[Carex deweyana var. deweyana|Carex deweyana var. deweyana]]
|-id=key-0-1
|1
|Longest inflorescences 12–32 mm; longest proximal internodes 6–10 mm; longest proximal bracts 9–12(–18) mm.
|[[Carex deweyana var. collectanea|Carex deweyana var. collectanea]]
|}
</div></div><!--

-->{{#Taxon:
name=Carex deweyana
|authority=Schweinitz
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|distribution=North America.
|reference=None
|publication title=Ann. Lyceum Nat. Hist. New York
|publication year=1824
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V23/V23_573.xml
|genus=Carex
|section=Carex sect. Deweyanae
|species=Carex deweyana
}}<!--

-->[[Category:Treatment]][[Category:Carex sect. Deweyanae]]