View source for Carex atrofusca

{{Treatment/ID
|accepted_name=Carex atrofusca
|accepted_authority=Schkuhr
|publications={{Treatment/Publication
|title=Beschr. Riedgräs.
|place=1: 106, plate Y, fig. 82. 1801
|year=1801
}}
|common_names=Carex brun foncé
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Aulocystis;Carex atrofusca
|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. Aulocystis]]</div><div class="higher-taxon"><small>species</small>[[Carex atrofusca]]</div></div>
|volume=Volume 23
|mention_page=page 477, 479, 482
|treatment_page=page 481
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>loosely cespitose; rhizomes short, slender. <b>Culms</b> to 30(–60) cm. <b>Leaves</b>: blades 2–4 mm wide. <b>Inflorescences</b> 2–6(–8) cm; proximal internode 10–40 mm; peduncle of proximal spikes exserted to 4 cm; proximal bracts with blade 5–22 mm, sheath cylindric, 5–28 mm, mouth usually tinged with dark purple, 0.9–1.4 mm wide Spikes 2–5; lateral spikes usually pistillate, inclined or pendent, 8–19 × 4–7 mm; terminal spike staminate or gynecandrous, erect or inclined, 6–15 × 2–5 mm. <b>Pistillate</b> scales black with pale midvein, ovate or oblong-ovate, 3–4.8 × 0.9–1.6 mm, margins narrow and scarious, apex acute to obtuse, papillose at least on midvein. <b>Staminate</b> scales black with pale midvein, oblong-obovate, 3–5 × 1.2–1.8 mm, margins scarious, apex acute or obtuse. <b>Anthers</b> 1.9–2.6 mm. <b>Perigynia</b> ascending, pale brown proximally, black distally, indistinctly veined, ovate, 3–4.8(–5.5) × 0.9–1.6 mm, papillose at least on margins; beak distinct, 0.3–0.5 mm. <b>Achenes</b> ellipsoid, 1.4–1.6 × 0.7–0.9 mm.</span><!--

-->{{Treatment/Body
|phenology=Fruiting summer.
|habitat=Sedge meadows, moist shores
|elevation=10–300 m
|distribution=Greenland;Man.;Nfld. and Labr.;N.W.T.;Nunavut;Ont.;Que.;Yukon;Alaska;Eurasia.
|discussion=<p>Carex atrofusca is the only species in sect. Aulocytsis with papillose perigynia, suggesting that it is perhaps misplaced.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Carex atrofusca
|author=
|authority=Schkuhr
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|phenology=Fruiting summer.
|habitat=Sedge meadows, moist shores
|elevation=10–300 m
|distribution=Greenland;Man.;Nfld. and Labr.;N.W.T.;Nunavut;Ont.;Que.;Yukon;Alaska;Eurasia.
|reference=None
|publication title=Beschr. Riedgräs.
|publication year=1801
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V23/V23_887.xml
|genus=Carex
|section=Carex sect. Aulocystis
|species=Carex atrofusca
}}<!--

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