View source for Helenium amarum var. amarum

{{Treatment/ID
|accepted_name=Helenium amarum var. amarum
|accepted_authority=unknown
|publications=
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Gaillardiinae;Helenium;Helenium amarum;Helenium amarum var. amarum
|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 Gaillardiinae]]</div><div class="higher-taxon"><small>genus</small>[[Helenium]]</div><div class="higher-taxon"><small>species</small>[[Helenium amarum]]</div><div class="higher-taxon"><small>variety</small>[[Helenium amarum var. amarum]]</div></div>
|volume=Volume 21
|mention_page=
|treatment_page=page 428
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>(10–)20–60(–100) cm. <b>Leaves</b>: basal and proximal cauline usually withered by flowering; basal blades linear to ovate, usually entire or pinnately toothed sometimes pinnatifid; proximal blades usually linear, usually entire, sometimes pinnately toothed. <b>Ray</b> corollas 6.5–14 × 4–10 mm. <b>Disc</b> florets 75–150+; corollas yellow to yellow-brown distally, 2–2.7 mm. <b>Cypselae</b> 0.9–1.3 mm; pappi of 6–8 scales 1.2–1.8 mm. <b>2n</b> = 30.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Feb–)Jul–Oct(–Dec)
|habitat=Roadsides and fields
|elevation=20–400 m
|distribution=Ala.;Ark.;Calif.;D.C.;Fla.;Ga.;Ind.;Kans.;La.;Mich.;Miss.;Mo.;N.C.;Okla.;Pa.;S.C.;Tenn.;Tex.;Va.
|discussion=<p>Variety amarum is introduced in California.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Helenium amarum var. amarum
|author=
|authority=unknown
|rank=variety
|parent rank=species
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering (Feb–)Jul–Oct(–Dec)
|habitat=Roadsides and fields
|elevation=20–400 m
|distribution=Ala.;Ark.;Calif.;D.C.;Fla.;Ga.;Ind.;Kans.;La.;Mich.;Miss.;Mo.;N.C.;Okla.;Pa.;S.C.;Tenn.;Tex.;Va.
|reference=None
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V21_1068.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae
|genus=Helenium
|species=Helenium amarum
|variety=Helenium amarum var. amarum
}}<!--

-->[[Category:Treatment]][[Category:Helenium amarum]]