View source for Carex atrosquama

{{Treatment/ID
|accepted_name=Carex atrosquama
|accepted_authority=Mackenzie
|publications={{Treatment/Publication
|title=Proc. Biol. Soc. Wash.
|place=25: 51. 1912
|year=1912
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carex apoda
|authority=Clokey
}}{{Treatment/ID/Synonym
|name=Carex atrata subsp. atrosquama
|authority=(Mackenzie) Hultén
}}{{Treatment/ID/Synonym
|name=Carex atrata var. atrosquama
|authority=(Mackenzie) Cronquist
}}
|hierarchy=Cyperaceae;Carex;Carex sect. Racemosae;Carex atrosquama
|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. Racemosae]]</div><div class="higher-taxon"><small>species</small>[[Carex atrosquama]]</div></div>
|volume=Volume 23
|mention_page=page 403, 404
|treatment_page=page 405
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>loosely cespitose. <b>Culms</b> 20–50 cm, distally scabrous. <b>Leaves</b> 3–5 mm wide. <b>Inflorescences</b>: proximal bracts shorter than or exceeding inflorescences; spikes contiguous or the proximal separate, overlapping, erect, distinct, short-pendunculate, short-oblong or elongate, 8–20 × 5–6 mm; lateral 2–3(–5) spikes pistillate, of similar length; terminal spike gynecandrous. <b>Pistillate</b> scales dark brown or black to margins, ovate or broadly lanceolate, shorter than and as broad as perigynia, midvein same color as body, inconspicuous, occasionally raised, prominent, short-mucronate. <b>Perigynia</b> ascending, pale green becoming golden brown, veinless, elliptic, 2.5–3.5 × 1.5–1.75 mm, apex gradually or abruptly beaked, distally papillose; beak 0.3–0.5 mm, entire or shallowly bidentate, smooth. <b>Achenes</b> nearly filling body of perigynia.</span><!--

-->{{Treatment/Body
|phenology=Fruiting Jun–Aug.
|habitat=Subalpine and alpine meadows, river gravels, shorelines
|elevation=300–3600 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Colo.;Idaho;Mont.;Oreg.;Utah;Wash.
|discussion=<p>The absence of collections of Carex atrosquama in Wyoming is unexpected.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Carex atrosquama
|author=
|authority=Mackenzie
|rank=species
|parent rank=section
|synonyms=Carex apoda;Carex atrata subsp. atrosquama;Carex atrata var. atrosquama
|basionyms=
|family=Cyperaceae
|phenology=Fruiting Jun–Aug.
|habitat=Subalpine and alpine meadows, river gravels, shorelines
|elevation=300–3600 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Colo.;Idaho;Mont.;Oreg.;Utah;Wash.
|reference=None
|publication title=Proc. Biol. Soc. Wash.
|publication year=1912
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V23/V23_726.xml
|genus=Carex
|section=Carex sect. Racemosae
|species=Carex atrosquama
}}<!--

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