View source for Carex microptera

{{Treatment/ID
|accepted_name=Carex microptera
|accepted_authority=Mackenzie
|publications={{Treatment/Publication
|title=Muhlenbergia
|place=5: 56. 1909
|year=1909
}}
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carex festivella
|authority=Mackenzie
|rank=species
}} {{Treatment/ID/Synonym
|name=Carex limnophila
|authority=F. J. Hermann
|rank=species
}} {{Treatment/ID/Synonym
|name=Carex macloviana subsp. festivella
|authority=(Mackenzie) Á. Löve & D. Löve
|rank=subspecies
}} {{Treatment/ID/Synonym
|name=Carex microptera var. crassinervia
|authority=F. J. Hermann
|rank=variety
}}
|hierarchy=Cyperaceae;Carex;Carex sect. Ovales;Carex microptera
|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. Ovales]]</div><div class="higher-taxon"><small>species</small>[[Carex microptera]]</div></div>
|volume=Volume 23
|mention_page=page 334, 342, 350, 352
|treatment_page=page 351
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>densely cespitose. <b>Culms</b> 20–110 cm. <b>Leaves</b>: sheath adaxially white-hyaline, summits usually U-shaped, occasionally prolonged to 3 mm beyond collar; distal ligules (1–)2–3(–6) mm; blades (2–)3–7 per fertile culm, 10–50 cm × 2–5 mm. <b>Inflorescences</b> usually dense, light to dark brown and green, (0.8–)1.1–2.6 cm × 9.5–17.5 mm; proximal internode 0.5–3(–4) mm; 2d internode 0.5–2(–3) mm; proximal bracts scalelike or rarely leaflike, occasionally bristlelike, shorter than inflorescences. <b>Spikes</b> 4–10(–14), densely aggregated, individually indistinct, usually broadly ovoid, 5–9(–11) × 4.3–7 mm, base and apex rounded or sometimes acute. <b>Pistillate</b> scales brown, often red, purple, or coppery tinged, with pale or green midstripe, ovate, 2.4–3.5 mm, shorter than and narrower or as wide as perigynia, white margin 0–0.1 mm wide, apex acute. <b>Perigynia</b> ascending to spreading, green or straw colored to brown when mature, conspicuously (0–)3–8(–11)-veined abaxially, conspicuously 0–8-veined adaxially, veins usually not reaching top of achene, ovate to broadly ovate, flat except over achene or ± plano-convex because of air within, (2.8–)3.4–4.5(–5.2) × 1.1–2.4 mm, 0.3–0.5 mm thick, margin flat, including wing 0.2–0.5 mm wide, ciliate-serrulate at least on distal body, without metallic sheen, dull to slightly shiny; beak tip gold or red-brown to dark brown, cylindric, unwinged, at least 1 mm, ± entire for 0.2–0.6(–0.9) mm, abaxial suture inconspicuous or with white margin, distance from beak tip to achene 1.5–2.5(–2.8) mm. <b>Achenes</b> ovate to obovate, 1.1–1.6 × 0.7–1.2 mm, 0.3–0.5 mm thick. <b>2n</b> = 80, 90.</span><!--

-->{{Treatment/Body
|phenology=Fruiting late spring–fall.
|habitat=Moderately wet to dry meadows, slopes, along watercourses, disturbed habitats
|elevation=200–3400 m
|distribution=Alta.;B.C.;Man.;N.W.T.;Sask.;Yukon;Ariz.;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;S.Dak.;Utah;Wash.;Wyo.;Mexico.
|discussion=<p>In high montane habitats it is sometimes difficult to distinguish <i>Carex microptera</i> from <i>C. haydeniana</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Carex microptera
|authority=Mackenzie
|rank=species
|parent rank=section
|synonyms=Carex festivella;Carex limnophila;Carex macloviana subsp. festivella;Carex microptera var. crassinervia
|basionyms=
|family=Cyperaceae
|phenology=Fruiting late spring–fall.
|habitat=Moderately wet to dry meadows, slopes, along watercourses, disturbed habitats
|elevation=200–3400 m
|distribution=Alta.;B.C.;Man.;N.W.T.;Sask.;Yukon;Ariz.;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;S.Dak.;Utah;Wash.;Wyo.;Mexico.
|reference=None
|publication title=Muhlenbergia
|publication year=1909
|special status=Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V23/V23_608.xml
|genus=Carex
|section=Carex sect. Ovales
|species=Carex microptera
}}<!--

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