View source for Tussilago ← Tussilago 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=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/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V20_1432.xml |tribe=Asteraceae tribe Senecioneae |genus=Tussilago }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Senecioneae]] 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) Template:Treatment/Reference (view source) Return to Tussilago.