View source for Carex seorsa

{{Treatment/ID
|accepted_name=Carex seorsa
|accepted_authority=Howe in H. C. Gordinier and E. C. Howe
|publications={{Treatment/Publication
|title=in H. C. Gordinier and E. C. Howe, Fl. Rensselaer County N.Y.,
|place=39. 1894
|year=1894
}}
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Stellulatae;Carex seorsa
|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. Stellulatae]]</div><div class="higher-taxon"><small>species</small>[[Carex seorsa]]</div></div>
|volume=Volume 23
|mention_page=page 326, 328
|treatment_page=page 331
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Culms </b>15–75 cm. <b>Leaves</b> 2–4 per culm; sheaths with inner band hyaline, 3.5–12 cm, apex deeply concave, glabrous; ligules 1.7–7 mm, apex acute or often emarginate; blades plicate to flat, 9–50 cm × 0.8–3.9 mm, widest leaf 2.1–3.9 mm wide. <b>Inflorescences</b> 1.8–7 cm; spikes 4–8; lateral spikes pistillate often with few staminate flowers proximally, 2.8–10.8 mm, sessile, staminate portion (0–)1–6-flowered, (0–)0.8–4.6 mm, pistillate portion 4–25-flowered, 2–7.6 mm; basal 2 spikes 5–27 mm apart; terminal spike gynecadrous, 4.7–16.5 mm, staminate portion 3–13-flowered, 1.8–12.7 × 0.9–2.1 mm, pistillate portion 6–23-flowered, 2.8–7.3 × 4.4–6 mm. <b>Pistillate</b> scales ovate, 1.2–2.2 × 1–1.6 mm, apex acute. <b>Staminate</b> scales ovate, 1.7–3.3 × 1–1.4 mm, apex acute. <b>Anthers</b> 1–1.9 mm. <b>Perigynia</b> spreading to reflexed, green, 6–14-veined abaxially, 0–6-veined adaxially over achene, elliptic to elliptic-ovate, 1.8–2.9 × 1–1.9 mm, 1.2–2.1 times as long as wide; beak 0.2–0.6 mm, 0.09–0.33 length of body, smooth. <b>Achenes</b> ovate to orbiculate, 1.2–1.6 × 0.85–1.4 mm.</span><!--

-->{{Treatment/Body
|phenology=Fruiting late spring–early summer.
|habitat=Acidic, sandy, peaty hardwood or Chamaecyparis swamps, thickets
|elevation=0–300 m
|distribution=Ont.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ind.;Ky.;Md.;Mass.;Mich.;Miss.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Va.
|discussion=<p><i>Carex seorsa</i> very rarely hybridizes with <i>C. atlantica </i>subsp.<i> atlantica</i>.</p><!--
--><p><i>Carex seorsa</i> is unusual in sect. Stellulatae in its primarily forest understory habitat, lax, spreading habit, perigynia widest in the middle, and smooth perigynia beaks. Its affinities require further study.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Carex seorsa
|authority=Howe in H. C. Gordinier and E. C. Howe
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|phenology=Fruiting late spring–early summer.
|habitat=Acidic, sandy, peaty hardwood or Chamaecyparis swamps, thickets
|elevation=0–300 m
|distribution=Ont.;Ala.;Ark.;Conn.;Del.;D.C.;Fla.;Ga.;Ind.;Ky.;Md.;Mass.;Mich.;Miss.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Va.
|reference=None
|publication title=in H. C. Gordinier and E. C. Howe, Fl. Rensselaer County N.Y.,
|publication year=1894
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V23/V23_591.xml
|genus=Carex
|section=Carex sect. Stellulatae
|species=Carex seorsa
}}<!--

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