View source for Parthenice

{{Treatment/ID
|accepted_name=Parthenice
|accepted_authority=A. Gray
|publications={{Treatment/Publication
|title=Smithsonian Contr. Knowl.
|place=5(6): 85. 1853
|year=1853
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ambrosiinae;Parthenice
|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 Ambrosiinae]]</div><div class="higher-taxon"><small>genus</small>[[Parthenice]]</div></div>
|etymology=No etymology in protologue; evidently alluding to similarities to members of genus Parthenium
|volume=Volume 21
|mention_page=page 8, 9
|treatment_page=page 23
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism some measurement;whole-organism duration"><b>Annuals,</b> 20–200 cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation"><b>Stems </b>erect.</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">alternate;</span> <span class="statement" id="st-d0_s4" data-properties="leaf position;leaf arrangement;leaf architecture">petiolate;</span> <span class="statement" id="st-d0_s5" data-properties="blade shape;margin shape;margin shape;face pubescence;face pubescence">blades (3-nerved) deltate to ovate, margins entire or toothed, faces usually softly pubescent, sometimes rough-hairy.</span> <span class="statement" id="st-d0_s6" data-properties="head architecture;head architecture;array architecture or fragility;array architecture"><b>Heads </b>obscurely radiate or disciform, borne in loose, paniculiform arrays.</span> <span class="statement" id="st-d0_s7" data-properties="involucre shape;involucre some measurement"><b>Involucres </b>hemispheric, 3–5 mm.</span> <span class="statement" id="st-d0_s8" data-properties="phyllary duration;phyllary life cycle;phyllary quantity;phyllary fusion;outer phyllary quantity;outer phyllary growth form or texture;inner phyllary quantity;inner phyllary texture"><b>Phyllaries </b>persistent (outer) or falling, 13, distinct, outer 5 herbaceous (becoming reflexed), inner 6–8 membranous (each becoming cupped around a cypsela).</span> <span class="statement" id="st-d0_s9" data-properties="receptacle shape"><b>Receptacles </b>convex;</span> <span class="statement" id="st-d0_s10" data-properties="palea coloration;palea texture;palea shape;kind quantity;kind position">paleae of 2 kinds: peripheral purplish-mottled, becoming somewhat fleshy and arcuate-clavate, shed together in pairs with each cypsela;</span> <span class="statement" id="st-d0_s11" data-properties="palea presence;palea shape;palea duration;kind quantity;kind position">inner 0 or narrowly conic, persistent.</span> <span class="statement" id="st-d0_s12" data-properties="ray-floret quantity"><b>Ray-</b>florets 6–8;</span> <span class="statement" id="st-d0_s13" data-properties="corolla coloration;corolla architecture or function or pubescence">corollas yellowish (minute), glandular.</span> <span class="statement" id="st-d0_s14" data-properties="disc-floret quantity;disc-floret architecture"><b>Disc-</b>florets 10–25+, functionally staminate;</span> <span class="statement" id="st-d0_s15" data-properties="corolla coloration;corolla architecture or function or pubescence;corolla pubescence">corollas yellowish, funnelform, distally glandular and hairy (anthers ± connate).</span> <span class="statement" id="st-d0_s16" data-properties="cypsela shape;cypsela shape;cypsela relief;palea quantity;palea arrangement;palea texture"><b>Cypselae </b>(ray) strongly obcompressed to obflattened, obovate, tuberculate, shed with 2 adjacent, ± fleshy paleae;</span> <span class="statement" id="st-d0_s17" data-properties="">pappi 0 or rudimentary.</span> <span class="statement" id="st-d0_s18" data-properties="pappus presence;pappus prominence;x chromosome quantity">x = 18.</span><!--

-->{{Treatment/Body
|distribution=Ariz.;nw Mexico
|discussion=<p>Species 1.</p>
|tables=
|references={{Treatment/Reference
|id=sauck1975a
|text=Sauck, J. R. 1975. Distribution, chromosomes, and taxonomy of Parthenice mollis (Compositae). Madroño 23: 227–234.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Parthenice
|author=John L. Strother
|authority=A. Gray
|rank=genus
|parent rank=subtribe
|synonyms=
|basionyms=
|family=Asteraceae
|illustrator=Linda Ann Vorobik
|illustration copyright=Flora of North America Association
|distribution=Ariz.;nw Mexico
|reference=sauck1975a
|publication title=Smithsonian Contr. Knowl.
|publication year=1853
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21_37.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae
|genus=Parthenice
|array architecture=paniculiform
|array architecture or fragility=loose
|blade shape=deltate;ovate
|corolla architecture or function or pubescence=glandular;glandular
|corolla coloration=yellowish;yellowish
|corolla pubescence=hairy
|cypsela relief=tuberculate
|cypsela shape=obovate;obcompressed
|disc-floret architecture=staminate
|disc-floret quantity=10;25
|face pubescence=rough-hairy;pubescent
|head architecture=disciform;radiate
|inner phyllary quantity=6;8
|inner phyllary texture=membranous
|involucre shape=hemispheric
|involucre some measurement=3mm;5mm
|kind position=inner;peripheral
|kind quantity=2;2
|leaf architecture=petiolate
|leaf arrangement=alternate
|leaf position=cauline
|margin shape=toothed;entire
|outer phyllary growth form or texture=herbaceous
|outer phyllary quantity=5
|palea arrangement=adjacent
|palea coloration=purplish-mottled
|palea duration=persistent
|palea presence=absent
|palea quantity=2
|palea shape=conic;arcuate-clavate
|palea texture=fleshy;fleshy
|pappus presence=absent
|pappus prominence=rudimentary
|phyllary duration=persistent
|phyllary fusion=distinct
|phyllary life cycle=falling
|phyllary quantity=13
|ray-floret quantity=6;8
|receptacle shape=convex
|stem orientation=erect
|whole-organism duration=annual
|whole-organism some measurement=20cm;200cm
|x chromosome quantity=18
}}<!--

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