View source for Tussilago farfara

{{Treatment/ID
|accepted_name=Tussilago farfara
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 865. 1753
|year=1753
}}
|common_names=Coltsfoot
|special_status={{Treatment/ID/Special_status
|code=I
|label=Introduced
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Tussilago;Tussilago farfara
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Senecioneae]]</div><div class="higher-taxon"><small>genus</small>[[Tussilago]]</div><div class="higher-taxon"><small>species</small>[[Tussilago farfara]]</div></div>
|volume=Volume 20
|mention_page=
|treatment_page=page 635
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Basal </b>leaves: blades palmately 5–12-lobed or -angled, mostly 5–20+ × 5–20+ cm, margins irregularly denticulate. <b>Cauline</b> leaves mostly 5–25 mm. <b>Calyculi</b>: bractlets 5–15 mm. <b>Phyllaries</b> mostly 7–15 mm. <b>Ray</b> corollas: laminae (2–)4–10 mm. <b>Disc</b> corollas 10–12 mm. <b>Cypselae</b> 3–4 mm; pappi 8–12 mm, ± surpassing involucres. <b>2n</b> = 60.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–summer.
|habitat=Disturbed sites, sandy or rocky soils, calcareous sites
|elevation=0–800 m
|distribution=Saint-Pierre and Miquelon;B.C.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Ont.;P.E.I.;Que.;Conn.;Ill.;Ind.;Maine;Md.;Mass.;Mich.;Minn.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;Tenn.;Vt.;Va.;Wash.;W.Va.;Wis.;Eurasia.
|introduced=true
|discussion=<p>Flowering heads of <i>Tussilago farfara</i> close at night (laminae of ray corollas arch and roll inward). The species is becoming an invasive weed in some areas.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Tussilago farfara
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering spring–summer.
|habitat=Disturbed sites, sandy or rocky soils, calcareous sites
|elevation=0–800 m
|distribution=Saint-Pierre and Miquelon;B.C.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Ont.;P.E.I.;Que.;Conn.;Ill.;Ind.;Maine;Md.;Mass.;Mich.;Minn.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;Tenn.;Vt.;Va.;Wash.;W.Va.;Wis.;Eurasia.
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Introduced;Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V19-20-21/V20_1433.xml
|tribe=Asteraceae tribe Senecioneae
|genus=Tussilago
|species=Tussilago farfara
}}<!--

-->[[Category:Treatment]][[Category:Tussilago]]