View source for Juncus megacephalus

{{Treatment/ID
|accepted_name=Juncus megacephalus
|accepted_authority=M. A. Curtis
|publications={{Treatment/Publication
|title=Boston J. Nat. Hist.
|place=1: 132. 1835
|year=1835
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Juncus scirpoides var. carolinianus
|authority=Coville
|rank=variety
}} {{Treatment/ID/Synonym
|name=Juncus scirpoides var. echinatus
|authority=Engelmann
|rank=variety
}}
|hierarchy=Juncaceae;Juncus;Juncus subg. Septati;Juncus megacephalus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Juncaceae]]</div><div class="higher-taxon"><small>genus</small>[[Juncus]]</div><div class="higher-taxon"><small>subgenus</small>[[Juncus subg. Septati]]</div><div class="higher-taxon"><small>species</small>[[Juncus megacephalus]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, rhizomatous, 3–11 dm. <b>Rhizomes</b> 3–4 diam. <b>Culms</b> erect, terete, 3–4 mm diam., smooth. <b>Cataphylls</b> 1–2, purple, apex acute. <b>Leaves</b>: basal 0–1, cauline 2–3; auricles 0.5–2 mm, apex acute, membranaceous; blade terete, 0–24 cm × 0.5–1.7 mm, most distal cauline leaf blade 0–2 cm, shorter than sheath. <b>Inflorescences</b> panicles of (1–)3–21 heads, 1–8 cm, branches erect to spreading; primary bract erect; heads 40–60-flowered, spheric, 8–12 mm diam. <b>Flowers</b>: tepals straw-colored to reddish brown, lanceolate-subulate; outer tepals 2.9–4.1 mm, apex acuminate; inner tepals 2.2–3.7 mm, apex acuminate; stamens 3, anthers 1/4–1/2 filament length. <b>Capsules</b> exserted, , straw-colorerd, 1-locular, subulate, 2.5–4.2 mm, apex tapering to subulate beak, valves not separat ing at dehiscence, fertile throughout or only proximal to middle. <b>Seeds</b> ellipsoid to ovoid, 0.4 mm, not tailed; body clear yellow-brown.</span><!--

-->{{Treatment/Body
|phenology=Fruiting summer.
|habitat=Fresh marshes, moist hollows of sand dunes, swales, roadside ditches, and dry fertile soil
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;La.;Md.;Miss.;N.C.;S.C.;Tex.;Va.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Juncus megacephalus
|authority=M. A. Curtis
|rank=species
|parent rank=subgenus
|synonyms=Juncus scirpoides var. carolinianus;Juncus scirpoides var. echinatus
|basionyms=
|family=Juncaceae
|phenology=Fruiting summer.
|habitat=Fresh marshes, moist hollows of sand dunes, swales, roadside ditches, and dry fertile soil
|elevation=0–100 m
|distribution=Ala.;Fla.;Ga.;La.;Md.;Miss.;N.C.;S.C.;Tex.;Va.
|reference=None
|publication title=Boston J. Nat. Hist.
|publication year=1835
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_120.xml
|genus=Juncus
|subgenus=Juncus subg. Septati
|species=Juncus megacephalus
}}<!--

-->[[Category:Treatment]][[Category:Juncus subg. Septati]]