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-undefined" data-properties=""><b>Annuals </b>or perennials, 2–25[–50+] cm (sometimes aromatic). <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). <b>Leaves</b> usually mostly cauline [basal]; alternate [opposite]; petiolate or sessile; 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). <b>Heads</b> disciform [discoid or radiate], borne singly (peduncles sometimes dilated). <b>Involucres</b> broadly hemispheric to saucer-shaped, 3–12+[–15+] mm diam. <b>Phyllaries</b> persistent, 13–30+ in 2–3+ series, margins and apices (colorless, light to dark brown, or purplish) scarious. <b>Receptacles</b> flat to convex [conic], epaleate (sometimes ± covered with persistent stalks of florets). <b>Ray</b> florets 0 [5–8+, pistillate, fertile; corollas white] (peripheral pistillate florets 8–80+ in 1–3+ series; corollas usually none). <b>Disc</b> florets 12–200+[–600+], bisexual, fertile [functionally staminate]; 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). <b>Cypselae</b> obovoid to oblong, ob-compressed or -flattened, ribs 2, lateral, sometimes becoming wings, faces ± papillate (pericarps relatively thin, sometimes with myxogenic cells and/or 2 lateral resin sacs); pappi 0. <b>x</b> = 10.</span><!-- -->{{Treatment/Body |distribution=s Old World;introduced also (perhaps some native) in Mexico;South America;s Oceanic Islands. |discussion=<p>Species 55 (2 in the flora).</p><!-- --><p>Some species of <i>Cotula</i> are widely naturalized. F. Hrusa et al. (2002) reported <i>Cotula</i> mexicana (de Candolle) Cabrera as established on golf courses in California; it is similar to <i>C. australis</i> 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;introduced 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://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V19_946.xml |tribe=Asteraceae tribe Anthemideae |genus=Cotula }}<!-- -->[[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.