View source for Tussilago

{{Treatment/ID
|accepted_name=Tussilago
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 865. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 372. 1754
|year=1754
}}
|common_names=Coltsfoot
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Tussilago
|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>
|etymology=Said to be based on Latin tussi s, cough, for which the plant has a medicinal reputation
|volume=Volume 20
|mention_page=page 541
|treatment_page=page 635
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 5–30(–50) cm (rhizomes fibrous-rooted, creeping; plants forming extensive colonies). <b>Stems</b> usually 1, erect (scapiform, not branched). <b>Leaves</b> basal and cauline (basal usually developing after flowers); alternate; petiolate (petiole lengths 1–2 times blades) or sessile; blades (basal) palmately nerved, orbiculate to polygonal or lobed (cauline leaves lance-ovate to linear, bractlike or scale-like), margins denticulate, abaxial faces gray-tomentose, adaxial tomentulose, glabrescent. <b>Heads</b> (erect at flowering, nodding in fruit) radiate, borne singly. <b>Calyculi</b> 0 (or indistinct, bractlets intergrading with bractlike cauline leaves). <b>Involucres</b> cylindric to subturbinate, 10–15 mm diam. (larger in fruit). <b>Phyllaries</b> persistent, usually ± 21 in (1–)2 series, erect, distinct, lance-linear to linear, subequal, margins scarious (apices greenish or yellow-green). <b>Receptacles</b> convex, foveolate (socket margins ± membranous), epaleate. <b>Ray</b> florets 100–200(–300+), pistillate, fertile; corollas yellow (drying pinkish). <b>Disc</b> florets (20–)30–40, functionally staminate; corollas yellowish, tubes longer than campanulate throats, lobes 5, erect, linear; styles not divided. <b>Cypselae</b> narrowly cylindric or ± prismatic, 5(–10)-ribbed, glabrous; pappi readily falling or fragile, of 60–100+, white, barbellulate or smooth bristles. <b>x</b> = 30.</span><!--

-->{{Treatment/Body
|distribution=temperate Eurasia;n Africa.
|discussion=<p>Species 1.</p>
|tables=
|references={{Treatment/Reference
|id=morton1978a
|text=Morton, G. H. 1978. Tussilago. In: N. L. Britton et al., eds. 1905+. North American Flora.... 47+ vols. New York. Ser. 2, part 10, p. 174.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Tussilago
|author=Theodore M. Barkley†
|authority=Linnaeus
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Asteraceae
|distribution=temperate Eurasia;n Africa.
|introduced=true
|reference=morton1978a
|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/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_1432.xml
|tribe=Asteraceae tribe Senecioneae
|genus=Tussilago
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae tribe Senecioneae]]