View source for Polymnia

{{Treatment/ID
|accepted_name=Polymnia
|accepted_authority=Kalm in C. Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 926. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 396. 1754
|year=1754
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Polymniinae;Polymnia
|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 Polymniinae]]</div><div class="higher-taxon"><small>genus</small>[[Polymnia]]</div></div>
|etymology=Greek Polymnia, muse of sacred music and dance
|volume=Volume 21
|mention_page=page 38
|treatment_page=page 39
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism some measurement;whole-organism duration;whole-organism some measurement;whole-organism duration"><b>Annuals </b>or perennials, 50–150+ cm (often rhizomatous).</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation;stem architecture"><b>Stems </b>erect, branched distally.</span> <span class="statement" id="st-d0_s2" data-properties="leaf position"><b>Leaves </b>all or mostly cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">opposite;</span> <span class="statement" id="st-d0_s4" data-properties="leaf arrangement;leaf architecture">petiolate (petioles often ± winged, often with connate-perfoliate basal appendages);</span> <span class="statement" id="st-d0_s5" data-properties="blade shape;blade shape;ultimate margin shape;face pubescence;face pubescence;face pubescence;face pubescence">blades (pinnately nerved) deltate or rounded-rhombic to cordate or ovate, often raggedly pinnately lobed (lobes 3–11), ultimate margins coarsely toothed to denticulate or entire, faces pilose or pilosulous to hirtellous, or glabrate, or glabrous, glanddotted and/or stipitate-glandular.</span> <span class="statement" id="st-d0_s6" data-properties="head architecture or arrangement;head architecture or shape;head atypical quantity"><b>Heads </b>usually radiate, rarely ± disciform, (2–5+) in loose to congested, corymbiform clusters.</span> <span class="statement" id="st-d0_s7" data-properties="calyculus presence"><b>Calyculi </b>0.</span> <span class="statement" id="st-d0_s8" data-properties="involucre shape;involucre diameter"><b>Involucres </b>hemispheric, 4–15+ mm diam.</span> <span class="statement" id="st-d0_s9" data-properties="phyllary duration;phyllary quantity;series quantity"><b>Phyllaries </b>persistent, 6–21+ in 2 series (distinct, outer 2–6 ovate to linear, ± herbaceous, inner ovate to lanceolate, subequal to or shorter than outer, more scarious, similar to paleae).</span> <span class="statement" id="st-d0_s10" data-properties="receptacle shape;receptacle architecture"><b>Receptacles </b>flat to convex, paleate (paleae obovate to oblanceolate or spatulate, herbaceous to scarious).</span> <span class="statement" id="st-d0_s11" data-properties="ray-floret quantity;ray-floret architecture;ray-floret reproduction"><b>Ray-</b>florets 2–6, pistillate, fertile;</span> <span class="statement" id="st-d0_s12" data-properties="corolla coloration">corollas pale yellowish to whitish (tubes pilosulous, laminae ± cuneate to linear, 3-lobed, sometimes absent or nearly so).</span> <span class="statement" id="st-d0_s13" data-properties="disc-floret quantity;disc-floret architecture"><b>Disc-</b>florets 12–30+, functionally staminate;</span> <span class="statement" id="st-d0_s14" data-properties="corolla coloration;tube height or length or size;throat shape;lobe quantity;lobe shape">corollas pale-yellow, tubes shorter than abruptly dilated throats, lobes 5, deltate to lanceovate.</span> <span class="statement" id="st-d0_s15" data-properties="cypsela shape;cypsela shape;cypsela shape;cypsela shape;cypsela coloration or pubescence or relief;cypsela pubescence;cypsela pubescence"><b>Cypselae </b>plumply pyriform, ± obcompressed, 3–6-angled or ribbed, finely striate between ribs (narrowed at bases, patently inserted on receptacles, often minutely beaked), sparsely hirtellous or glabrate;</span> <span class="statement" id="st-d0_s16" data-properties="">pappi 0.</span> <span class="statement" id="st-d0_s17" data-properties="pappus presence;x chromosome quantity">x = 15.</span><!--

-->{{Treatment/Body
|distribution=c;e North America
|discussion=<p>Species 3 (3 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=wells1965a
|text=Wells, J. R. 1965. A taxonomic study of Polymnia (Compositae). Brittonia 17: 144–159.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Annuals; blades of larger leaves shallowly, if at all, pinnately lobed
|[[Polymnia cossatotensis|Polymnia cossatotensis]]
|-id=key-0-1
|1
|Perennials; blades of larger leaves usually deeply pinnately lobed
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Stems pilosulous to villous and/or stipitate-glandular; cypselae 3-angled or -ribbed
|[[Polymnia canadensis|Polymnia canadensis]]
|-id=key-0-2
|2
|Stems glabrous or glabrate; cypselae 4–6-angled or -ribbed
|[[Polymnia laevigata|Polymnia laevigata]]
|}
</div></div><!--

-->{{#Taxon:
name=Polymnia
|author=John L. Strother
|authority=Kalm in C. Linnaeus
|rank=genus
|parent rank=subtribe
|synonyms=
|basionyms=
|family=Asteraceae
|illustrator=Linda Ann Vorobik
|illustration copyright=Flora of North America Association
|distribution=c;e North America
|reference=wells1965a
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;1754
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21_75.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Polymniinae
|genus=Polymnia
|blade shape=lobed;rounded-rhombic;cordate or ovate
|calyculus presence=absent
|corolla coloration=pale-yellow;pale yellowish;whitish
|cypsela coloration or pubescence or relief=striate
|cypsela pubescence=glabrate;hirtellous
|cypsela shape=ribbed;3-6-angled;obcompressed;pyriform
|disc-floret architecture=staminate
|disc-floret quantity=12;30
|face pubescence=stipitate-glandular;pilosulous;hirtellous or glabrate or glabrous
|head architecture or arrangement=radiate
|head architecture or shape=disciform
|head atypical quantity=2;5
|involucre diameter=4mm;15mm
|involucre shape=hemispheric
|leaf architecture=petiolate
|leaf arrangement=opposite
|leaf position=cauline
|lobe quantity=5
|lobe shape=deltate;lanceovate
|pappus presence=absent
|phyllary duration=persistent
|phyllary quantity=6;21
|ray-floret architecture=pistillate
|ray-floret quantity=2;6
|ray-floret reproduction=fertile
|receptacle architecture=paleate
|receptacle shape=flat;convex
|series quantity=2
|stem architecture=branched
|stem orientation=erect
|throat shape=dilated
|tube height or length or size=shorter
|ultimate margin shape=coarsely toothed;denticulate or entire
|whole-organism duration=perennial;annual
|whole-organism some measurement=50cm;150cm
|x chromosome quantity=15
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae (tribe Heliantheae) subtribe Polymniinae]]