View source for Juncus occidentalis

{{Treatment/ID
|accepted_name=Juncus occidentalis
|accepted_authority=(Coville) Wiegand
|publications={{Treatment/Publication
|title=Bulletin of the Torrey Botanical Club
|place=27: 521. 1900
|year=1900
}}
|common_names=Western rush
|basionyms={{Treatment/ID/Basionym
|name=Juncus tenuis var. occidentalis
|authority=Coville
|rank=variety
|publication_title=Proc. Biol. Soc. Wash.
|publication_place=10: 129. 1896
}}
|synonyms={{Treatment/ID/Synonym
|name=Juncus tenuis var. congestus
|authority=Engelmann
|rank=variety
}}
|hierarchy=Juncaceae;Juncus;Juncus subg. Poiophylli;Juncus occidentalis
|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. Poiophylli]]</div><div class="higher-taxon"><small>species</small>[[Juncus occidentalis]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, cespitose, 3–6 dm. <b>Rhizomes</b> densely branching. <b>Culms</b> few–20. <b>Leaves</b> basal, (1–)2–3; auricles 0.5–1(–1.5) mm, apex acutish, membranous; blade flat, 5–15 cm × 0.5–1.3 mm, margins entire. <b>Inflorescences</b> 5–50-flowered, somewhat loose, 1–7 cm; primary bract usually longer than inflorescence. <b>Flowers</b>: bracteoles 2; tepals greenish, lanceolate, (3.5–)5 mm; outer and inner series nearly equal; stamens 6, filaments 0.5–1 mm, anthers 0.1–0.3 mm; style 0.1–0.2 mm. <b>Capsules</b> light brown, 1-locular to pseudo-3-locular, ellipsoid, (3–)5–4.5 × 1.2–1.8 mm, nearly equal to shorter than tepals. <b>Seeds</b> tan, ellipsoid to lunate, 5.5–0.7 mm, not tailed. <b>2n</b> = 80.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–early summer.
|habitat=Moist, usually exposed sites in clayey or sandy soil around springs, along rivers and streams, and around lakes
|elevation=below 2300 m
|distribution=Ariz.;Calif.;Idaho;Nev.;Oreg.;Wash.
|discussion=<p><i>Juncus occidentalis</i> should perhaps be considered a robust variant of <i>J. tenuis</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Juncus occidentalis
|authority=(Coville) Wiegand
|rank=species
|parent rank=subgenus
|synonyms=Juncus tenuis var. congestus
|basionyms=Juncus tenuis var. occidentalis
|family=Juncaceae
|phenology=Flowering spring–early summer.
|habitat=Moist, usually exposed sites in clayey or sandy soil around springs, along rivers and streams, and around lakes
|elevation=below 2300 m
|distribution=Ariz.;Calif.;Idaho;Nev.;Oreg.;Wash.
|reference=None
|publication title=Bulletin of the Torrey Botanical Club
|publication year=1900
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_572.xml
|genus=Juncus
|subgenus=Juncus subg. Poiophylli
|species=Juncus occidentalis
}}<!--

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