View source for Cyperus planifolius

{{Treatment/ID
|accepted_name=Cyperus planifolius
|accepted_authority=Richard
|publications={{Treatment/Publication
|title=Actes Soc. Hist. Nat. Paris
|place=1: 106. 1792
|year=1792
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Cyperus brizaeus
|authority=Vahl
}} {{Treatment/ID/Synonym
|name=Cyperus brunneus
|authority=Swartz
}} {{Treatment/ID/Synonym
|name=Cyperus purpurascens
|authority=Vahl
}}
|hierarchy=Cyperaceae;Cyperus;Cyperus subg. Cyperus;Cyperus planifolius
|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 planifolius]]</div></div>
|volume=Volume 23
|mention_page=page 146, 171
|treatment_page=page 172
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herb,</b> perennial, cespitose, rhizomatous. <b>Culms</b> trigonous, 25–50(–80) cm × 0.8–2.6 mm, glabrous. <b>Leaves</b> flat to V-shaped, 30–80 cm × 3–10 mm. <b>Inflorescences</b>: spikes ovoid, 1.5–3 × 1.5–3 cm; rays 4–7, 1–10 cm; 2d order rays occasionally present, 0.5–2 cm, rays often not elongate, inflorescence then capitate, 2–5 cm diam.; bracts 4–8, horizontal to ascending at 30°, flat to V-shaped, longest 6–35 cm × (1.5–)4–8 mm; rachilla persistent, wings 0.4–0.6 mm wide. <b>Spikelets</b> (10–)20–60, reddish brown, flattened elliptic in cross section, linear-lanceoloid, 6–22 cm × (1–)2–3(–4) mm; floral scales deciduous, 6–16, medially greenish, laterally reddish brown to brown, medially 3–5-ribbed, laterally 3–5-ribbed, ovate-lanceolate to ± orbiculate, 2.5–3 × 1.4–1.8 mm, apex acute to obtuse and mucronulate. <b>Flowers</b>: anthers 0.7–1.8 mm; styles (0.3–)1.2–2.8 cm; stigmas (1–)2–3 mm. <b>Achenes</b> brownish to black, stipitate or sessile, ellipsoid to obovoid or oblong, 1.3–2 × 0.75–1(–1.1) mm, apex obtuse, apiculate or not, surfaces coarsely punctate.</span><!--

-->{{Treatment/Body
|phenology=Fruiting throughout the year.
|habitat=Coral sand beaches, coastal rock outcrops
|elevation=0–10 m
|distribution=Fla.;Ga.;Mexico;West Indies;Central America (Belize;Honduras).
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Cyperus planifolius
|author=
|authority=Richard
|rank=species
|parent rank=subgenus
|synonyms=Cyperus brizaeus;Cyperus brunneus;Cyperus purpurascens
|basionyms=
|family=Cyperaceae
|phenology=Fruiting throughout the year.
|habitat=Coral sand beaches, coastal rock outcrops
|elevation=0–10 m
|distribution=Fla.;Ga.;Mexico;West Indies;Central America (Belize;Honduras).
|reference=None
|publication title=Actes Soc. Hist. Nat. Paris
|publication year=1792
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V23/V23_284.xml
|genus=Cyperus
|subgenus=Cyperus subg. Cyperus
|species=Cyperus planifolius
}}<!--

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