View source for Silphium radula var. gracile

{{Treatment/ID
|accepted_name=Silphium radula var. gracile
|accepted_authority=(A. Gray) J. A. Clevinger
|publications={{Treatment/Publication
|title=Novon
|place=14: 277. 2004
|year=2004
}}
|common_names=Slender rosinweed
|basionyms={{Treatment/ID/Synonym
|name=Silphium gracile
|authority=A. Gray
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Silphium;Silphium radula;Silphium radula var. gracile
|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 radula]]</div><div class="higher-taxon"><small>variety</small>[[Silphium radula var. gracile]]</div></div>
|volume=Volume 21
|mention_page=page 80
|treatment_page=page 81
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>30–100 cm. <b>Basal</b> leaves persistent. <b>Heads</b> to 15. <b>Ray</b> florets 12–18. <b>Disc</b> florets 100–150. <b>2n</b> = 14.</span><!--

-->{{Treatment/Body
|phenology=Flowering summer.
|habitat=Prairies, fencerows, roadsides
|elevation=0–300 m
|distribution=La.;Tex.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Silphium radula var. gracile
|author=
|authority=(A. Gray) J. A. Clevinger
|rank=variety
|parent rank=species
|synonyms=
|basionyms=Silphium gracile
|family=Asteraceae
|phenology=Flowering summer.
|habitat=Prairies, fencerows, roadsides
|elevation=0–300 m
|distribution=La.;Tex.
|reference=None
|publication title=Novon
|publication year=2004
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V21_184.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae
|genus=Silphium
|species=Silphium radula
|variety=Silphium radula var. gracile
}}<!--

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