View source for Stokesia

{{Treatment/ID
|accepted_name=Stokesia
|accepted_authority=L’Héritier
|publications={{Treatment/Publication
|title=Sert. Angl.,
|place=27. 1789
|year=1789
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Vernonieae;Stokesia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Vernonieae]]</div><div class="higher-taxon"><small>genus</small>[[Stokesia]]</div></div>
|etymology=For Jonathan Stokes, 1755–1831, English physician and botanist
|volume=Volume 19
|mention_page=page 11, 67, 200
|treatment_page=page 201
}}<!--

--><span class="statement" id="st-d0_s0" data-properties=""><b>Perennials,</b> 2–5+ dm;</span> <span class="statement" id="st-d0_s1" data-properties="whole-organism some measurement;whole-organism architecture;whole-organism duration">perhaps rhizomatous.</span> <span class="statement" id="st-d0_s2" data-properties="leaf position;leaf position"><b>Leaves </b>basal and cauline;</span> <span class="statement" id="st-d0_s3" data-properties="proximal leaf architecture;blade shape">proximal petiolate, blades ovate to lanceolate or lance-linear;</span> <span class="statement" id="st-d0_s4" data-properties="distal leaf architecture;blade shape;base architecture or fixation">distal ± sessile, blades ovate or elliptic to lanceolate or lance-linear, bases ± clasping, margins entire or spinose-toothed;</span> <span class="statement" id="st-d0_s5" data-properties="margin shape;margin shape;apex shape;face pubescence;face pubescence;face pubescence">all with apices rounded to acute, faces glabrous or glabrate, resin-gland-dotted.</span> <span class="statement" id="st-d0_s6" data-properties=""><b>Heads </b>pseudo-radiant (see here at corollas), ± pedunculate, not individually bracteate;</span> <span class="statement" id="st-d0_s7" data-properties="head arrangement;head architecture;head architecture;head arrangement;head arrangement;head diameter">borne singly or in loose, ± corymbiform arrays 6–12 cm diam.</span> <span class="statement" id="st-d0_s8" data-properties="involucre shape;involucre diameter"><b>Involucres </b>± hemispheric, 25–45 mm diam.</span> <span class="statement" id="st-d0_s9" data-properties="phyllary quantity;series quantity;outer phyllary architecture;base fixation or orientation;base pubescence or texture;margin shape;inner phyllary pubescence or texture;inner phyllary architecture or shape;face pubescence;face pubescence"><b>Phyllaries </b>25–35+ in 5–7 series, the outer with appressed, ± chartaceous bases, distally ± foliaceous, margins pectinately spiny-toothed (at least at base), inner ± chartaceous throughout, mostly entire, faces ± tomentulose and resin-gland-dotted.</span> <span class="statement" id="st-d0_s10" data-properties="floret atypical quantity;floret quantity"><b>Florets </b>12–35 (–70+);</span> <span class="statement" id="st-d0_s11" data-properties="corolla coloration;tube length or size;lobe quantity;lobe arrangement or course or shape">corollas usually blue to purplish blue (rarely white or lilac), tubes longer than funnelform throats, lobes 5, lance-linear (in peripheral florets adaxial sinus much deeper than others and corollas zygomorphic, ± raylike or ligulelike, in central florets corollas ± actinomorphic).</span> <span class="statement" id="st-d0_s12" data-properties="cypsela shape;cypsela shape;cypsela pubescence"><b>Cypselae </b>± columnar, 3–4-angled, glabrous;</span> <span class="statement" id="st-d0_s13" data-properties="scale quantity">pappi caducous, of 4–5 scales.</span> <span class="statement" id="st-d0_s14" data-properties="pappus duration;x chromosome quantity">x = 7.</span><!--

-->{{Treatment/Body
|distribution=se United States
|discussion=<p>Species 1.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Stokesia
|author=John L. Strother
|authority=L’Héritier
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Asteraceae
|distribution=se United States
|reference=None
|publication title=Sert. Angl.,
|publication year=1789
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V19_237.xml
|tribe=Asteraceae tribe Vernonieae
|genus=Stokesia
|apex shape=rounded;acute
|base architecture or fixation=clasping
|base fixation or orientation=appressed
|base pubescence or texture=chartaceous
|blade shape=elliptic;lanceolate or lance-linear
|corolla coloration=usually blue;purplish blue
|cypsela pubescence=glabrous
|cypsela shape=3-4-angled;columnar
|distal leaf architecture=sessile
|face pubescence=resin-gland-dotted;tomentulose;resin-gland-dotted;glabrate;glabrous
|floret atypical quantity=35;70
|floret quantity=12;35
|head architecture=bracteate;pedunculate
|head arrangement=in loose , more or less corymbiform arrays;singly;pseudo-radiant
|head diameter=6cm;12cm
|inner phyllary architecture or shape=entire
|inner phyllary pubescence or texture=chartaceous
|involucre diameter=25mm;45mm
|involucre shape=hemispheric
|leaf position=cauline;basal
|lobe arrangement or course or shape=lance-linear
|lobe quantity=5
|margin shape=spiny-toothed;spinose-toothed;entire
|outer phyllary architecture=foliaceous
|pappus duration=caducous
|phyllary quantity=25;35
|proximal leaf architecture=petiolate
|scale quantity=4;5
|series quantity=5;7
|tube length or size=longer
|whole-organism architecture=rhizomatous
|whole-organism duration=perennial
|whole-organism some measurement=2dm;5dm
|x chromosome quantity=7
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae tribe Vernonieae]]