View source for Arnica mollis

{{Treatment/ID
|accepted_name=Arnica mollis
|accepted_authority=Hooker
|publications={{Treatment/Publication
|title=Fl. Bor.-Amer.
|place=1: 331. 1834
|year=1834
}}
|common_names=Hairy arnica
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Chaenactidinae;Arnica;Arnica mollis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Chaenactidinae]]</div><div class="higher-taxon"><small>genus</small>[[Arnica]]</div><div class="higher-taxon"><small>species</small>[[Arnica mollis]]</div></div>
|volume=Volume 21
|mention_page=page 367
|treatment_page=page 372
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>15–70 cm. <b>Stems</b> (forming clumps) simple or branched among heads. <b>Leaves</b> (2–)3(–4) pairs, mostly cauline (basal sometimes present); petiolate (petioles relatively short, broad-winged) or subsessile; blades broadly elliptic, lance-elliptic, or narrowly to broadly lanceolate, 4–20 × 1–4 cm, margins entire or irregularly denticulate, apices acute, faces sparsely to moderately hairy (hairs relatively short to long, stipitate glands or soft, silky). <b>Heads</b> 1 or 3–7. <b>Involucres</b> hemispheric to campanulate. <b>Phyllaries</b> 10–22, usually broadly lanceolate, rarely narrowly lanceolate or oblanceolate. <b>Ray</b> florets 10–22; corollas yellow. <b>Disc</b> florets: corollas yellow; anthers yellow. <b>Cypselae</b> grayish brown to black, 4–8 mm, mostly stipitate-glandular, sparsely hirsutulous (hairs white to brownish, simple or bifid); pappi tawny, bristles plumose (with deep, amberlike deposits). <b>2n</b> = 38, 57, 76, 95, 114, 133, 152.</span><!--

-->{{Treatment/Body
|phenology=Flowering Jun–Sep.
|habitat=Moist meadows and conifer forests, stream banks, late snow-melt areas, montane to subalpine
|elevation=1000–4000 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;Oreg.;Utah;Wash.;Wyo.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Arnica mollis
|author=
|authority=Hooker
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering Jun–Sep.
|habitat=Moist meadows and conifer forests, stream banks, late snow-melt areas, montane to subalpine
|elevation=1000–4000 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;Oreg.;Utah;Wash.;Wyo.
|reference=None
|publication title=Fl. Bor.-Amer.
|publication year=1834
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V21_931.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae
|genus=Arnica
|species=Arnica mollis
}}<!--

-->[[Category:Treatment]][[Category:Arnica]]