View source for Boltonia diffusa

{{Treatment/ID
|accepted_name=Boltonia diffusa
|accepted_authority=Elliott
|publications={{Treatment/Publication
|title=Sketch Bot. S. Carolina
|place=2: 400. 1823
|year=1823
}}
|common_names=Smallhead doll’s-daisy
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Boltonia asteroides
|authority=Sims
}}
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Boltonia;Boltonia diffusa
|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>[[Boltonia]]</div><div class="higher-taxon"><small>species</small>[[Boltonia diffusa]]</div></div>
|volume=Volume 20
|mention_page=page 355
|treatment_page=page 357
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>30–200 cm; basal offshoots and stolons present or absent. <b>Stems</b> erect (slender). <b>Leaf</b> blades linear to narrowly lanceolate; cauline 25–115 × 3–17 mm, bases not decurrent. <b>Heads</b> 30–100+ in paniculiform arrays, primary branches mostly spreading; only proximal bracts leaflike, others reduced, linear to linear-oblanceolate or subulate, 8–55 × 1–6 mm. <b>Peduncles</b> 5–185 mm; bracts 3–10, linear to linear-oblanceolate or subulate, 2–10(–15) mm. <b>Involucres</b> 2.5–3 × 2.5–6 mm. <b>Phyllaries</b> in 4–6 series, subulate or linear-oblong, unequal, 6–8 merging down peduncles; outer 1–1.8 × 0.3–0.6 mm; inner 1.8–3 × 0.3–0.7 mm. <b>Ray</b> florets 20–40; corolla white to lilac, laminae 3–6.3 mm, tubes 0.6–1.35 mm. <b>Disc</b> florets 50–135; corollas 1.2–2.5 mm. <b>Cypselae</b> obovoid, 1.6–2.5 × 1–1.6 mm, wings 0.2–0.4 mm wide; pappus awns 0.3–0.7 mm.</span><!--

-->{{Treatment/Body
|distribution=se;sc United States.
|discussion=<p>Varieties 2 (2 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
|Phyllaries subulate; peduncles filiform
|[[Boltonia diffusa var. diffusa|Boltonia diffusa var. diffusa]]
|-id=key-0-1
|1
|Phyllaries linear-oblong; peduncles thick
|[[Boltonia diffusa var. interior|Boltonia diffusa var. interior]]
|}
</div></div><!--

-->{{#Taxon:
name=Boltonia diffusa
|author=
|authority=Elliott
|rank=species
|parent rank=genus
|synonyms=Boltonia asteroides
|basionyms=
|family=Asteraceae
|distribution=se;sc United States.
|reference=None
|publication title=Sketch Bot. S. Carolina
|publication year=1823
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_825.xml
|tribe=Asteraceae tribe Astereae
|genus=Boltonia
|species=Boltonia diffusa
}}<!--

-->[[Category:Treatment]][[Category:Boltonia]]