View source for Juncus tweedyi

{{Treatment/ID
|accepted_name=Juncus brevicaudatus
|accepted_authority=(Engelmann) Fernald
|publications={{Treatment/Publication
|title=Rhodora
|place=6: 35. 1904
|year=1904
}}
|common_names=Narrow-panicled rush
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}{{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms={{Treatment/ID/Basionym
|name=Juncus canadensis var. brevicaudatus
|authority=Engelmann
|rank=variety
|publication_title=Trans. Acad. Sci. St. Louis
|publication_place=2: 436. 1866
}}
|synonyms={{Treatment/ID/Synonym
|name=Juncus canadensis var. coarctatus
|authority=Engelmann
|rank=variety
}} {{Treatment/ID/Synonym
|name=Juncus canadensis var. kuntzei
|authority=Buchenau
|rank=variety
}} {{Treatment/ID/Synonym
|name=Juncus coarctatus
|authority=Rydberg
|rank=species
}} {{Treatment/ID/Synonym
|name=Juncus kuntzei
|authority=
|rank=species
}} {{Treatment/ID/Synonym
|name=Juncus tweedyi
|authority=
|rank=species
}}
|hierarchy=Juncaceae;Juncus;Juncus subg. Septati;Juncus brevicaudatus
|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 brevicaudatus]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, cespitose, 1.4–5.5(–7) dm. <b>Culms</b> erect, terete, 1–3 mm diam., smooth. <b>Cataphylls</b> 0–1, straw-colored to pink, apex acute. <b>Leaves</b>: basal 1–3, cauline 1–2; auricles 0.5–3 mm, apex rounded to truncate, scarious; blade terete, 1.5–25 cm × 0.5–2.5 mm. <b>Inflorescences</b> terminal panicles or racemes of 2–35 heads, 1–12 cm, branches erect; primary bract erect; heads 2–8-flowered, ellipsoid to narrowly obconic, 2–9 mm diam. <b>Flowers</b>: tepals green to light brown, lanceolate; outer tepals 2.3–3.1 mm, apex acuminate to rarely obtuse; inner tepals 2.5–3.2 mm, apex acuminate; stamens 3 (or 6), anthers 1/4–1/2 filament length. <b>Capsules</b> exserted, chestnut brown, imperfectly 3-locular, narrowly ellipsoid to prismatic, 3.2–4.8 mm, apex acute proximal to beak, valves separating at dehiscence. <b>Seeds</b> fusiform, 0.7–1.2 mm, tailed; body covered with whitish translucent veil. <b>2n</b> = 80.</span><!--

-->{{Treatment/Body
|phenology=Fruiting mid summer–fall.
|habitat=Generally in acidic or peaty moist sites, including emergent shorelines and aroundg hot springs
|elevation=100–2500 m
|distribution=Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Ariz.;Colo.;Conn.;Maine;Md.;Mass.;Mich.;Minn.;Mont.;N.H.;N.Y.;N.C.;Oreg.;Pa.;R.I.;Tenn.;Utah;Vt.;Va.;W.Va.;Wis.;Wyo.
|discussion=<p>Populations from about around hot springs in the west have been separated as <i>Juncus</i> tweedyi Rydberg, but no morphologic distinction appears to exist between J. tweedyi and <i>J. brevicaudatus</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Juncus brevicaudatus
|authority=(Engelmann) Fernald
|rank=species
|parent rank=subgenus
|synonyms=Juncus canadensis var. coarctatus;Juncus canadensis var. kuntzei;Juncus coarctatus;Juncus kuntzei;Juncus tweedyi
|basionyms=Juncus canadensis var. brevicaudatus
|family=Juncaceae
|phenology=Fruiting mid summer–fall.
|habitat=Generally in acidic or peaty moist sites, including emergent shorelines and aroundg hot springs
|elevation=100–2500 m
|distribution=Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Ariz.;Colo.;Conn.;Maine;Md.;Mass.;Mich.;Minn.;Mont.;N.H.;N.Y.;N.C.;Oreg.;Pa.;R.I.;Tenn.;Utah;Vt.;Va.;W.Va.;Wis.;Wyo.
|reference=None
|publication title=Rhodora
|publication year=1904
|special status=Illustrated;Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V22/V22_274.xml
|genus=Juncus
|subgenus=Juncus subg. Septati
|species=Juncus brevicaudatus
}}<!--

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