View source for Euthamia gymnospermoides

{{Treatment/ID
|accepted_name=Euthamia gymnospermoides
|accepted_authority=Greene
|publications={{Treatment/Publication
|title=Pittonia
|place=5: 75. 1902
|year=1902
}}
|common_names=Great Plains goldentop
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Euthamia camporum
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Euthamia chrysothamnoides
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Euthamia glutinosa
|authority=Rydberg
|rank=species
}} {{Treatment/ID/Synonym
|name=Euthamia pulverulenta
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Solidago gymnospermoides var. callosa
|authority=Harris
|rank=variety
}} {{Treatment/ID/Synonym
|name=Solidago texensis
|authority=Friesner
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Euthamia;Euthamia gymnospermoides
|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>[[Euthamia]]</div><div class="higher-taxon"><small>species</small>[[Euthamia gymnospermoides]]</div></div>
|volume=Volume 20
|mention_page=page 98
|treatment_page=page 99
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism some measurement;whole-organism duration;whole_organism some measurement;whole_organism growth form"><b>Perennials </b>or subshrubs, 40–150 cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem pubescence;stem pubescence;stem pubescence;line pubescence or relief"><b>Stems </b>(simple or branched) glabrous or with scabrous lines, not glaucous.</span> <span class="statement" id="st-d0_s2" data-properties="leaf orientation"><b>Leaves </b>usually ascending;</span> <span class="statement" id="st-d0_s3" data-properties="blade architecture;blade shape;blade lengths;blade lengths;blade lengths;blade lengths;blade widths;blade size;blade growth form or texture;margin pubescence or relief;apex shape;face coloration;face pubescence">blades (1–) 3-nerved or -5-nerved, linear to lanceolate, 40–100 (–120) × 1.4–4 (–8) mm, lengths 12–49 time widths, gradually reduced distally, firm-herbaceous, margins scabrous, apices acuminate, faces abundantly and prominently gland-dotted (29–49 dots per mm²), glabrous or midveins with hairs.</span> <span class="statement" id="st-d0_s4" data-properties="head architecture;head shape"><b>Heads </b>(some or all) pedunculate (rarely all glomerate), usually in flat-topped to slightly rounded, arrays (25–) 35–60% of plant heights.</span> <span class="statement" id="st-d0_s5" data-properties="involucre shape;involucre atypical some measurement;involucre some measurement"><b>Involucres </b>obconic, (4–) 4.5–6.2 mm.</span> <span class="statement" id="st-d0_s6" data-properties="phyllarie coloration;outer phyllarie shape;inner phyllarie shape;apex shape"><b>Phyllaries </b>usually green-tipped, outer ovate, inner linear-oblong, apices obtuse to acute (± strongly resinous).</span> <span class="statement" id="st-d0_s7" data-properties="ray-floret atypical quantity;ray-floret quantity"><b>Ray-</b>florets 9–13 (–16).</span> <span class="statement" id="st-d0_s8" data-properties="disc-floret quantity"><b>Disc-</b>florets 3–9;</span> <span class="statement" id="st-d0_s9" data-properties="corolla atypical some measurement;corolla some measurement;2n chromosome quantity;2n chromosome quantity">corollas (3–) 3.3–4.8 mm. <b>2n</b> = 36, 54.</span><!--

-->{{Treatment/Body
|phenology=Flowering Aug–Sep.
|habitat=Open, dry to moist, sandy areas
|elevation=0–200 m
|distribution=Ont.;Ark.;Colo.;Del.;Fla.;Ill.;Ind.;Iowa;Kans.;La.;Minn.;Mo.;Nebr.;N.C.;Okla.;S.C.;S.Dak.;Tex.;Va.;Wis.
|discussion=<p>Some plants from the southern Great Lakes area with tendencies to shorter involucres and narrower leaves, called Euthamia gymnospermoides by H. A. Gleason and A. Cronquist (1991) and D. J. Sieren (1981), are better included in E. caroliniana.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euthamia gymnospermoides
|authority=Greene
|rank=species
|parent rank=genus
|synonyms=Euthamia camporum;Euthamia chrysothamnoides;Euthamia glutinosa;Euthamia pulverulenta;Solidago gymnospermoides var. callosa;Solidago texensis
|basionyms=
|family=Asteraceae
|phenology=Flowering Aug–Sep.
|habitat=Open, dry to moist, sandy areas
|elevation=0–200 m
|distribution=Ont.;Ark.;Colo.;Del.;Fla.;Ill.;Ind.;Iowa;Kans.;La.;Minn.;Mo.;Nebr.;N.C.;Okla.;S.C.;S.Dak.;Tex.;Va.;Wis.
|reference=None
|publication title=Pittonia
|publication year=1902
|special status=Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20_193.xml
|tribe=Asteraceae tribe Astereae
|genus=Euthamia
|species=Euthamia gymnospermoides
|2n chromosome quantity=54;36
|apex shape=obtuse;acute
|blade architecture=5-nerved
|blade growth form or texture=firm-herbaceous
|blade lengths=1.4mm;4mm
|blade shape=linear;lanceolate
|blade size=reduced
|blade widths=12;49
|corolla atypical some measurement=3mm;3.3mm
|corolla some measurement=3.3mm;4.8mm
|disc-floret quantity=3;9
|face coloration=gland-dotted
|face pubescence=glabrous
|head architecture=pedunculate
|head shape=flat-topped;slightly rounded
|inner phyllarie shape=linear-oblong
|involucre atypical some measurement=4mm;4.5mm
|involucre shape=obconic
|involucre some measurement=4.5mm;6.2mm
|leaf orientation=ascending
|line pubescence or relief=scabrous
|margin pubescence or relief=scabrous
|outer phyllarie shape=ovate
|phyllarie coloration=green-tipped
|ray-floret atypical quantity=13;16
|ray-floret quantity=9;13
|stem pubescence=not glaucous;with scabrous lines;glabrous
|whole-organism duration=perennial
|whole-organism some measurement=40cm;150cm
|whole_organism growth form=subshrub
|whole_organism some measurement=40cm;150cm
}}<!--

-->[[Category:Treatment]][[Category:Euthamia]]