View source for Carex aestivalis

{{Treatment/ID
|accepted_name=Carex aestivalis
|accepted_authority=M. A. Curtis ex A. Gray
|publications={{Treatment/Publication
|title=Amer. J. Sci. Arts
|place=42: 28. 1842
|year=1842
}}
|common_names=Summer sedge
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Hymenochlaenae;Carex aestivalis
|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. Hymenochlaenae]]</div><div class="higher-taxon"><small>species</small>[[Carex aestivalis]]</div></div>
|volume=Volume 23
|mention_page=page 463, 464, 466
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>densely cespitose. <b>Culms</b> dark maroon at base; flowering stems 25–60 cm, usually longer than leaves at maturity, 0.5–0.7 mm thick, glabrous or sparsely pubescent, finely scabrous within inflorescence. <b>Leaves</b>: basal sheaths maroon, bladeless, pubescent; others grading from maroon to green on back, pale brown-hyaline, red dotted and usually pubescent on front; blades flat, 1.5–3 mm wide, glabrous or sparsely pubescent on both surfaces, especially near sheath, finely scabrous on margins. <b>Inflorescences</b>: peduncles of lateraal spikes 5–25 mm, shorter than spikes, glabrous; peduncle of terminal spike 5–25 mm, glabrous; proximal bracts often equaling or exceeding inflorescences; sheaths to 9 mm; blades 1–2 mm wide. <b>Lateral</b> spikes 2–4, 1 per node, well separated, erect or arching, pistillate with 15–30 perigynia attached 1 mm apart distally and 3 mm apart proximally, linear, 15–50 × 3–3.5 mm. <b>Terminal</b> spike gynecandrous, 20–35 × 1.5–3.5 mm. <b>Pistillate</b> scales pale hyaline, tinged with golden or reddish brown, with broad green midrib, red dotted, oblong-elliptic, shorter than mature perigynia, apex obtuse to cuspidate, glabrous. <b>Perigynia</b> green, copiously red dotted, 2-ribbed and finely 12–15-veined, loosely enveloping achene, ovoid-ellipsoid, 2–3.2 × 0.8–1 mm, membranous, base with short stipe, gradually tapering to acute beakless apex, glabrous. <b>Achenes</b> distinctly stipitate, 1.8–2.1 × 0.8–1 mm, stipe 0.5 mm. <b>2n</b> = 56.</span><!--

-->{{Treatment/Body
|phenology=Fruiting summer.
|habitat=Dry to mesic forests, seepage slopes, and meadows in the mountains
|elevation=to 1600 m
|distribution=Ala.;Ga.;Ky.;Md.;N.Y.;N.C.;Pa.;S.C.;Tenn.;Vt.;Va.;W.Va.
|discussion=<p>Variants of <i>Carex aestivalis</i> with larger perigynia have been collected from Virginia and North Carolina. <i>Carex aestivalis</i> apparently hybridizes with <i>C. gracillima</i> and <i>C. virescens</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Carex aestivalis
|author=
|authority=M. A. Curtis ex A. Gray
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|phenology=Fruiting summer.
|habitat=Dry to mesic forests, seepage slopes, and meadows in the mountains
|elevation=to 1600 m
|distribution=Ala.;Ga.;Ky.;Md.;N.Y.;N.C.;Pa.;S.C.;Tenn.;Vt.;Va.;W.Va.
|reference=None
|publication title=Amer. J. Sci. Arts
|publication year=1842
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V23/V23_855.xml
|genus=Carex
|section=Carex sect. Hymenochlaenae
|species=Carex aestivalis
}}<!--

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