View source for Aphanostephus skirrhobasis

{{Treatment/ID
|accepted_name=Aphanostephus skirrhobasis
|accepted_authority=(de Candolle) Trelease
|publications={{Treatment/Publication
|title=Rep. (Annual) Arkansas Geol. Surv.
|place=4: 191. 1891
|year=1891
}}
|common_names=Arkansas lazydaisy
|basionyms={{Treatment/ID/Synonym
|name=Keerlia skirrhobasis
|authority=de Candolle
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Aphanostephus;Aphanostephus skirrhobasis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Astereae]]</div><div class="higher-taxon"><small>genus</small>[[Aphanostephus]]</div><div class="higher-taxon"><small>species</small>[[Aphanostephus skirrhobasis]]</div></div>
|volume=Volume 20
|mention_page=page 351
|treatment_page=page 352
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 5–45 cm; vestiture hirsuto-pilose and/or puberulent, stem hairs spreading to deflexed, 0.1–0.3 mm. <b>Phyllary</b> apices acute to short-acuminate. <b>Ray</b> florets (10–)25–45. <b>Disc</b> floret corollas: bases (mature) bulbous-swollen, indurate. <b>Cypselae</b>: hairs apically 1-directionally coiled; pappi usually coroniform, uneven, rarely of acute to awn-tipped scales 0.2–2 mm.</span><!--

-->{{Treatment/Body
|distribution=s United States;n Mexico.
|discussion=<p>Varieties 3 (3 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Leaves thickened, densely, almost felty gray-hairy; sand dunes along Gulf Coast
|[[Aphanostephus skirrhobasis var. thalassius|Aphanostephus skirrhobasis var. thalassius]]
|-id=key-0-1
|1
|Leaves not strongly thickened or felty gray-hairy; sandy soils, interior localities
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Pappi of acute or awn-tipped scales or setiform scales 0.4–2 mm
|[[Aphanostephus skirrhobasis var. kidderi|Aphanostephus skirrhobasis var. kidderi]]
|-id=key-0-2
|2
|Pappi coroniform, uneven, ciliate, 0.1–0.3 mm, rarely of awn-tipped scales
|[[Aphanostephus skirrhobasis var. skirrhobasis|Aphanostephus skirrhobasis var. skirrhobasis]]
|}
</div></div><!--

-->{{#Taxon:
name=Aphanostephus skirrhobasis
|author=
|authority=(de Candolle) Trelease
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Keerlia skirrhobasis
|family=Asteraceae
|distribution=s United States;n Mexico.
|reference=None
|publication title=Rep. (Annual) Arkansas Geol. Surv.
|publication year=1891
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V20_808.xml
|tribe=Asteraceae tribe Astereae
|genus=Aphanostephus
|species=Aphanostephus skirrhobasis
}}<!--

-->[[Category:Treatment]][[Category:Aphanostephus]]