View source for Juncus castaneus

{{Treatment/ID
|accepted_name=Juncus castaneus
|accepted_authority=Smith
|publications={{Treatment/Publication
|title=Fl. Brit.
|place=1: 383. 1800
|year=1800
}}
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Juncus castaneus var. pallidus
|authority=(Hooker ex Buchenau) B. Boivin
|rank=variety
}} {{Treatment/ID/Synonym
|name=Juncus castaneus subsp. leucochlamys
|authority=(W. J. Zinger. ex V. I. Kreczetowicz) Hultén
|rank=subspecies
}} {{Treatment/ID/Synonym
|name=Juncus leucochlamys
|authority=W. J. Zinger ex V. I. Kreczetowicz
|rank=species
}}
|hierarchy=Juncaceae;Juncus;Juncus subg. Alpini;Juncus castaneus
|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. Alpini]]</div><div class="higher-taxon"><small>species</small>[[Juncus castaneus]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, strongly rhizomatous, 1–4 dm. <b>Culms</b> solitary, 1–2 mm diam. <b>Cataphylls</b> 1–2. <b>Leaves</b> partially cauline, 3–5, auricles absent distally, rounded proximally; blade channeled, to 20 cm, reduced distally. <b>Inflorescences</b> glomerules, 1–3(–5), each with 2–10 flowers; peduncles 0.4–1.5 cm; primary bracts somewhat inflated, usually surpassing inflorescence. <b>Flowers</b>: bracteoles absent; tepals brown or occasionally paler, lanceolate, 4.5–6.6 mm, apex acute to obtuse; inner series slightly shorter; stamens 6, filaments 2.5–3.5 mm, anthers 0.6–1.3 mm; style 1–1.3 mm. <b>Capsules</b> chestnut brown, 3-locular, narrowly oblong, 6.5–8.5 × 1.8–2.3 mm. <b>Seeds</b> pale yellow, fusiform, body 0.6–0.7 mm, tails 0.8–1.1 mm. <b>2n</b> = 60, 90, 120.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting late spring–summer.
|habitat=Tundra, subalpine and alpine bogs and meadows, and along streams in gravelly or clayey soils
|elevation=10–3700 m
|distribution=Greenland;Alta.;B.C.;Man.;Nfld. and Labr. (Labr.);N.W.T.;Nunavut;Ont.;Que.;Sask.;Yukon;Alaska;Colo.;Mont.;Nev.;N.Mex.;Utah;Wyo.;Europe;Asia.
|discussion=<p>In southern Alaska some plants with several many-flowered heads and capsules about double the length of the perianth have been referred to the Asian <i>Juncus castaneus</i> subsp. leucochlamys. The distinction, however, seems dubious without further investigation.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Juncus castaneus
|authority=Smith
|rank=species
|parent rank=subgenus
|synonyms=Juncus castaneus var. pallidus;Juncus castaneus subsp. leucochlamys;Juncus leucochlamys
|basionyms=
|family=Juncaceae
|phenology=Flowering and fruiting late spring–summer.
|habitat=Tundra, subalpine and alpine bogs and meadows, and along streams in gravelly or clayey soils
|elevation=10–3700 m
|distribution=Greenland;Alta.;B.C.;Man.;Nfld. and Labr. (Labr.);N.W.T.;Nunavut;Ont.;Que.;Sask.;Yukon;Alaska;Colo.;Mont.;Nev.;N.Mex.;Utah;Wyo.;Europe;Asia.
|reference=None
|publication title=Fl. Brit.
|publication year=1800
|special status=Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_451.xml
|genus=Juncus
|subgenus=Juncus subg. Alpini
|species=Juncus castaneus
}}<!--

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