View source for Cyperus lancastriensis

{{Treatment/ID
|accepted_name=Cyperus lancastriensis
|accepted_authority=Porter in A. Gray
|publications={{Treatment/Publication
|title=in A. Gray, Manual ed.
|place=5 issue 6, 555. 1867
|year=1867
}}
|common_names=Porter’s sedge
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Cyperus refractus var. lancastriensis
|authority=(Porter) Kükenthal
}} {{Treatment/ID/Synonym
|name=Mariscus lancastriensis
|authority=(Porter) C. B. Clarke
}}
|hierarchy=Cyperaceae;Cyperus;Cyperus subg. Cyperus;Cyperus lancastriensis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cyperaceae]]</div><div class="higher-taxon"><small>genus</small>[[Cyperus]]</div><div class="higher-taxon"><small>subgenus</small>[[Cyperus subg. Cyperus]]</div><div class="higher-taxon"><small>species</small>[[Cyperus lancastriensis]]</div></div>
|volume=Volume 23
|mention_page=page 182
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, cespitose, with inconspicuous, short rhizomes scarcely visible between culm bases. <b>Culms</b> basally cormlike, trigonous, (10–)20–80 cm × 1–3 mm, glabrous. <b>Leaves</b> inversely W-shaped, 20–70 cm × 5–11 mm, adaxial surface, margins minutely scabridulous. <b>Inflorescences</b>: spikes densely ellipsoid to obovoid, 2.5–4.3 × 1.5–3 cm; rays 5–10, 4–20 cm, glabrous; rachis 7–14 mm; bracts 3–8, horizontal to ascending at 45°, flat, 5–35 cm × 2.5–6 mm; rachilla persistent, wings 0.5 mm wide. <b>Spikelets</b> 50–90, linear-lanceoloid to linear-subulate, ± terete-quadrangular, (11–)12–13(–15) × 1.1–1.6 mm; distal spikelet spreading or ascending; floral scales persistent, 3–6(–8), appressed, whitish green or often yellow-tinted, sometimes reddish striate, laterally 4-ribbed, ovate-lanceolate, (3.9–)4.2–4.6(–4.8) × 1.6–2 mm. <b>Flowers</b>: anthers 0.7–1 mm; styles 1–1.5 mm; stigmas 2–3 mm. <b>Achenes</b> yellowish brown to brown, ± stipitate, conspicuously falcate, 3–4 times long as wide, oblong, 2.2–2.6 × 0.6–0.7 mm, apex obtuse, surfaces puncticulate.</span><!--

-->{{Treatment/Body
|phenology=Fruiting summer (Jul–Aug).
|habitat=Disturbed, sunny or partly shaded places in mesic or dry-mesic soils, often on riverbanks and flood plains
|elevation=0–800 m
|distribution=Ala.;Ark.;Del.;D.C.;Fla.;Ga.;Ky.;Md.;Mo.;N.J.;N.C.;Ohio;Pa.;S.C.;Tenn.;Va.;W.Va.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Cyperus lancastriensis
|author=
|authority=Porter in A. Gray
|rank=species
|parent rank=subgenus
|synonyms=Cyperus refractus var. lancastriensis;Mariscus lancastriensis
|basionyms=
|family=Cyperaceae
|phenology=Fruiting summer (Jul–Aug).
|habitat=Disturbed, sunny or partly shaded places in mesic or dry-mesic soils, often on riverbanks and flood plains
|elevation=0–800 m
|distribution=Ala.;Ark.;Del.;D.C.;Fla.;Ga.;Ky.;Md.;Mo.;N.J.;N.C.;Ohio;Pa.;S.C.;Tenn.;Va.;W.Va.
|reference=None
|publication title=in A. Gray, Manual ed.
|publication year=1867
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V23/V23_311.xml
|genus=Cyperus
|subgenus=Cyperus subg. Cyperus
|species=Cyperus lancastriensis
}}<!--

-->[[Category:Treatment]][[Category:Cyperus subg. Cyperus]]