View source for Carex oronensis

{{Treatment/ID
|accepted_name=Carex oronensis
|accepted_authority=Fernald
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=37: 471, plate 1, figs. 15, 16. 1902
|year=1902
}}
|common_names=Orono sedge
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Ovales;Carex oronensis
|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 oronensis]]</div></div>
|volume=Volume 23
|mention_page=page 334, 362
|treatment_page=page 354
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>loosely cespitose. <b>Culms</b> 30–100 cm. <b>Leaves</b>: sheaths papillose, summits U-shaped; distal ligules 2.1–4.6 mm; blades 3–4 per fertile culm, 18–23 cm × 2–4 mm. <b>Inflorescences</b> stiffly erect, open, coppery brown, 1.5–3.4 cm × 6–15 mm; proximal internode (1–)3–6(–9) mm; 2d internode 1–4 mm; proximal bracts usually scalelike, occasionally bristlelike. <b>Spikes</b> (3–)5–6(–10), distant, individually distinct, rhomboid-ovoid, 5–10 × 3–7 mm, base and apex tapered. <b>Pistillate</b> scales mid to dark brown, usually with pale midstripe, glossy, lanceolate, (3–)3.5–3.7(–4) mm, subequal to perigynia in length and width, margin white-hyaline, to 0.15 mm wide, apex acute. <b>Perigynia</b> ascending, light green to straw colored, pearlescent, often with adaxial reddish brown blotch, conspicuously 7–15-veined abaxially, usually inconspicuously or conspicuously (6–) 9–12-veined adaxially, lanceolate, plano-convex, 2.9–4.3 × 0.9–1.4 mm, 0.6 mm thick, margin flat, including wing 0.07–0.4 mm wide, unwinged below median; beak brown, white-hyaline at tip, flat, ciliate-serrulate, abaxial suture conspicuous, often with narrow white-hyaline margin, distance from beak tip to achene 1.5–2.4 mm. <b>Achenes</b> ovate, 1.3–1.6 × 0.7-1.4 mm, 0.3–0.5 mm thick. <b>2n</b> = 74.</span><!--

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|phenology=Fruiting summer (late Jun–mid Jul).
|habitat=Hay fields, forest edges, open woods
|elevation=30–400 m
|distribution=Maine.
|discussion=<p>Of conservation concern.</p><!--
--><p><i>Carex oronensis</i> is in the Center for Plant Conservation’s National Collection of Endangered Plants.</p>
|tables=
|references={{Treatment/Reference
|id=dibble2001a
|text=Dibble, A. C. and C. S. Campbell. 2001. Conservation status of Carex oronensis (Cyperaceae), a Maine endemic. Rhodora 103: 351–379.
}}
}}<!--

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-->{{#Taxon:
name=Carex oronensis
|author=
|authority=Fernald
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|phenology=Fruiting summer (late Jun–mid Jul).
|habitat=Hay fields, forest edges, open woods
|elevation=30–400 m
|distribution=Maine.
|reference=dibble2001a
|publication title=Proc. Amer. Acad. Arts
|publication year=1902
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V23/V23_614.xml
|genus=Carex
|section=Carex sect. Ovales
|species=Carex oronensis
}}<!--

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