View source for Cotula ← Cotula You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Cotula |accepted_authority=Linnaeus |publications={{Treatment/Publication |title=Sp. Pl. |place=2: 891. 1753 |year=1753 }}, {{Treatment/Publication |title=Gen. Pl. ed. |place=5, 380. 1754 |year=1754 }} |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Anthemideae;Cotula |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Anthemideae]]</div><div class="higher-taxon"><small>genus</small>[[Cotula]]</div></div> |etymology=Greek kotule, small cup |volume=Volume 19 |mention_page=page 52, 486, 544 |treatment_page=page 543 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole-organism atypical some measurement;whole-organism some measurement;whole-organism duration;whole-organism atypical some measurement;whole-organism some measurement;whole-organism duration"><b>Annuals </b>or perennials, 2–25 [–50+] cm (sometimes aromatic).</span> <span class="statement" id="st-d0_s1" data-properties="stem quantity;stem orientation;stem growth form or orientation;stem orientation;stem orientation;stem architecture;stem pubescence"><b>Stems </b>usually 1, erect or prostrate to decumbent or ascending (sometimes rooting at nodes), usually branched, glabrous or ± strigillose to villous (hairs mostly basifixed).</span> <span class="statement" id="st-d0_s2" data-properties="leaf position"><b>Leaves </b>usually mostly cauline [basal];</span> <span class="statement" id="st-d0_s3" data-properties="">alternate [opposite];</span> <span class="statement" id="st-d0_s4" data-properties="leaf arrangement;leaf architecture;leaf architecture">petiolate or sessile;</span> <span class="statement" id="st-d0_s5" data-properties="blade shape;blade shape;ultimate margin shape;ultimate margin shape;face pubescence">blades obovate or spatulate to lanceolate or linear, sometimes 1–3-pinnately [palmati-pinnately] lobed, ultimate margins entire or irregularly toothed, faces glabrous or ± strigillose to villous [lanate] (hairs mostly basifixed).</span> <span class="statement" id="st-d0_s6" data-properties="head architecture or shape;head arrangement"><b>Heads </b>disciform [discoid or radiate], borne singly (peduncles sometimes dilated).</span> <span class="statement" id="st-d0_s7" data-properties="involucre shape;involucre diameter;involucre diameter"><b>Involucres </b>broadly hemispheric to saucer-shaped, 3–12+ [–15+] mm diam.</span> <span class="statement" id="st-d0_s8" data-properties="phyllary duration;phyllary quantity;series quantity;margin texture;apex texture"><b>Phyllaries </b>persistent, 13–30+ in 2–3+ series, margins and apices (colorless, light to dark-brown, or purplish) scarious.</span> <span class="statement" id="st-d0_s9" data-properties="receptacle shape;receptacle architecture"><b>Receptacles </b>flat to convex [conic], epaleate (sometimes ± covered with persistent stalks of florets).</span> <span class="statement" id="st-d0_s10" data-properties="ray-floret presence"><b>Ray-</b>florets 0 [5–8+, pistillate, fertile; corollas white] (peripheral pistillate florets 8–80+ in 1–3+ series; corollas usually none).</span> <span class="statement" id="st-d0_s11" data-properties="disc-floret atypical quantity;disc-floret quantity;disc-floret reproduction;disc-floret reproduction"><b>Disc-</b>florets 12–200+ [–600+], bisexual, fertile [functionally staminate];</span> <span class="statement" id="st-d0_s12" data-properties="corolla coloration;corolla coloration;tube shape;throat size;lobe atypical quantity;lobe quantity;lobe shape">corollas ochroleucous or yellow, tubes ± cylindric (bases sometimes adaxially saccate), throats abruptly ampliate, lobes (3–) 4, ± deltate (sometimes one larger than others, usually each with central resin canal).</span> <span class="statement" id="st-d0_s13" data-properties="cypsela shape;cypsela shape;rib quantity;rib position;face relief"><b>Cypselae </b>obovoid to oblong, obcompressed or flattened, ribs 2, lateral, sometimes becoming wings, faces ± papillate (pericarps relatively thin, sometimes with myxogenic cells and/or 2 lateral resin sacs);</span> <span class="statement" id="st-d0_s14" data-properties="">pappi 0.</span> <span class="statement" id="st-d0_s15" data-properties="pappus presence;x chromosome quantity">x = 10.</span><!-- -->{{Treatment/Body |distribution=s Old World;also (perhaps some native) in Mexico;South America;s Oceanic Islands |introduced=true |discussion=<p>Species 55 (2 in the flora).</p><!-- --><p>Some species of Cotula are widely naturalized. F. Hrusa et al. (2002) reported Cotula mexicana (de Candolle) Cabrera as established on golf courses in California; it is similar to C. australis and differs in leaf blades mostly 1-pinnate, receptacles pilose, and disc florets functionally staminate.</p> |tables= |references= }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Annuals (± villous); leaf blades 2–3-pinnately lobed; involucres 3–4(–6) mm diam.; pistillate florets 8–40(–80+) in ± 1–3+ series |[[Cotula australis|Cotula australis]] |-id=key-0-1 |1 |Perennials (glabrous); leaf blades entire or irregularly toothed or lobed; involucres 6–9 (–12+) mm diam.; pistillate florets 12–40+ in 1 series |[[Cotula coronopifolia|Cotula coronopifolia]] |} </div></div><!-- -->{{#Taxon: name=Cotula |author=Linda E. Watson |authority=Linnaeus |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Asteraceae |distribution=s Old World;also (perhaps some native) in Mexico;South America;s Oceanic Islands |introduced=true |reference=None |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/V19_946.xml |tribe=Asteraceae tribe Anthemideae |genus=Cotula |apex texture=scarious |blade shape=lobed;spatulate;lanceolate or linear |corolla coloration=yellow;ochroleucous |cypsela shape=obovoid;oblong obcompressed or flattened |disc-floret atypical quantity=200+;600 |disc-floret quantity=12;200 |disc-floret reproduction=fertile;bisexual |face pubescence=more or less strigillose;villous |face relief=papillate |head architecture or shape=disciform |head arrangement=singly |involucre diameter=3mm;12mm |involucre shape=broadly hemispheric;saucer-shaped |leaf architecture=sessile;petiolate |leaf arrangement=alternate |leaf position=cauline |lobe atypical quantity=3;4 |lobe quantity=4 |lobe shape=deltate |margin texture=scarious |pappus presence=absent |phyllary duration=persistent |phyllary quantity=13;30 |ray-floret presence=absent |receptacle architecture=epaleate |receptacle shape=flat;convex |rib position=lateral |rib quantity=2 |series quantity=2;3 |stem architecture=branched |stem growth form or orientation=prostrate |stem orientation=ascending;decumbent;erect |stem pubescence=more or less strigillose;villous |stem quantity=1 |throat size=ampliate |tube shape=cylindric |ultimate margin shape=toothed;entire |whole-organism atypical some measurement=25cm;50cm |whole-organism duration=perennial;annual |whole-organism some measurement=2cm;25cm |x chromosome quantity=10 }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Anthemideae]] Templates used on this page: Template:Asteraceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Template:Treatment/Publication (view source) Return to Cotula.