View source for Silphium asteriscus var. latifolium

{{Treatment/ID
|accepted_name=Silphium asteriscus var. latifolium
|accepted_authority=(A. Gray) J. A. Clevinger
|publications={{Treatment/Publication
|title=Novon
|place=14: 276. 2004
|year=2004
}}
|basionyms={{Treatment/ID/Basionym
|name=Silphium trifoliatum var. latifolium
|authority=A. Gray
|rank=variety
|publication_title=in A. Gray et al, Syn. Fl. N. Amer.
|publication_place=1(2): 241. 1884
}}
|synonyms={{Treatment/ID/Synonym
|name=Silphium confertifolium
|authority=Small
|rank=species
}} {{Treatment/ID/Synonym
|name=Silphium glabrum
|authority=Eggert
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Silphium;Silphium asteriscus;Silphium asteriscus var. latifolium
|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 Ecliptinae]]</div><div class="higher-taxon"><small>genus</small>[[Silphium]]</div><div class="higher-taxon"><small>species</small>[[Silphium asteriscus]]</div><div class="higher-taxon"><small>variety</small>[[Silphium asteriscus var. latifolium]]</div></div>
|volume=Volume 21
|mention_page=page 81
|treatment_page=page 82
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>50–150 cm. <b>Leaves</b>: basal persistent or caducous; cauline mostly opposite; faces glabrous or sparsely hairy. <b>Paleae</b> puberulent. <b>Ray</b> florets 12–17. <b>Disc</b> florets 35–130.</span><!--

-->{{Treatment/Body
|phenology=Flowering mid summer–early fall.
|habitat=Fields, roadsides, disturbed areas
|elevation=100–900 m
|distribution=Ala.;Ga.;Ky.;La.;Miss.;N.C.;S.C.;Tenn.;Va.;W.Va.
|discussion=<p><i>Silphium</i> confertifolium has persistent basal leaves and a diminutive stature that is due to environmental variation; it is best included in <i>S. asteriscus </i>var.<i> latifolium</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Silphium asteriscus var. latifolium
|authority=(A. Gray) J. A. Clevinger
|rank=variety
|parent rank=species
|synonyms=Silphium confertifolium;Silphium glabrum
|basionyms=Silphium trifoliatum var. latifolium
|family=Asteraceae
|phenology=Flowering mid summer–early fall.
|habitat=Fields, roadsides, disturbed areas
|elevation=100–900 m
|distribution=Ala.;Ga.;Ky.;La.;Miss.;N.C.;S.C.;Tenn.;Va.;W.Va.
|reference=None
|publication title=Novon
|publication year=2004
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_190.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae
|genus=Silphium
|species=Silphium asteriscus
|variety=Silphium asteriscus var. latifolium
}}<!--

-->[[Category:Treatment]][[Category:Silphium asteriscus]]