View source for Cyperus lanceolatus

{{Treatment/ID
|accepted_name=Cyperus lanceolatus
|accepted_authority=Poiret in J. Lamarck et al.
|publications={{Treatment/Publication
|title=in J. Lamarck et al., Encycl.
|place=7: 245. 1806
|year=1806
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Cyperus densus
|authority=Link
}} {{Treatment/ID/Synonym
|name=Cyperus humboldtianus
|authority=Schultes
}} {{Treatment/ID/Synonym
|name=Cyperus lanceolatus var. compositus
|authority=J. Presl & C. Presl
}} {{Treatment/ID/Synonym
|name=Pycreus densus
|authority=unknown
}}
|hierarchy=Cyperaceae;Cyperus;Cyperus subg. Pycreus;Cyperus lanceolatus
|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. Pycreus]]</div><div class="higher-taxon"><small>species</small>[[Cyperus lanceolatus]]</div></div>
|volume=Volume 23
|mention_page=page 142
|treatment_page=page 162
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, cespitose, rhizomatous. <b>Culms</b> trigonous, compressed, 15–75 cm × 0.5–3 mm, glabrous. <b>Leaves</b> 1–3, 5–30 cm × 1–2 mm. <b>Inflorescences</b>: spikes 1(–2), ovoid, 5–23 × 9–21 mm; rays 2–3(–4), 0–15 mm; if rays absent, head single, compact, sessile, (12–)15–20 mm diam.; bracts 2–3, horizontal to vertical, 2–14 cm × 0.5–3.5 mm. <b>Spikelets</b> 1–6, oblong-lanceoloid, 5–26 × 2–3 mm; floral scales 12–54, closely imbricate, laterally yellowish brown, medially pale brown, occasionally greenish, laterally 1-ribbed, medially 3-ribbed, distinctly 2-keeled basally, ovate, 1.8–2.6 × 1.4–1.7 mm, apex obtuse. <b>Flowers</b>: stamens 2; anthers 0.4–0.5 mm, connectives not prolonged; styles 0.3–1 mm; stigmas 0.6–0.8(–1) mm. <b>Achenes</b> brown, network of ridges forming isodiametric or square cells, stipitate, obovoid to ellipsoid, 1.1–1.3 × (0.5–)0.6 mm, apex acute to broadly rounded, surfaces minutely punctate or finely papillose.</span><!--

-->{{Treatment/Body
|phenology=Fruiting summer.
|habitat=Marshes
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;La.;Tex.;Mexico;Central America;South America;Africa.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Cyperus lanceolatus
|author=
|authority=Poiret in J. Lamarck et al.
|rank=species
|parent rank=subgenus
|synonyms=Cyperus densus;Cyperus humboldtianus;Cyperus lanceolatus var. compositus;Pycreus densus
|basionyms=
|family=Cyperaceae
|phenology=Fruiting summer.
|habitat=Marshes
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;La.;Tex.;Mexico;Central America;South America;Africa.
|reference=None
|publication title=in J. Lamarck et al., Encycl.
|publication year=1806
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V23/V23_258.xml
|genus=Cyperus
|subgenus=Cyperus subg. Pycreus
|species=Cyperus lanceolatus
}}<!--

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