Difference between revisions of "Tussilago farfara"
Sp. Pl. 2: 865. 1753.
Common names: Coltsfoot
IntroducedIllustrated
Treatment appears in FNA Volume 20. Treatment on page 635.
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|common_names=Coltsfoot | |common_names=Coltsfoot | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=I | ||
| + | |label=Introduced | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms= | |synonyms= | ||
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|elevation=0–800 m | |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. | |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> | |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= | |tables= | ||
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|publication title=Sp. Pl. | |publication title=Sp. Pl. | ||
|publication year=1753 | |publication year=1753 | ||
| − | |special status= | + | |special status=Introduced;Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_1433.xml |
|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Tussilago | |genus=Tussilago | ||
Latest revision as of 21:00, 5 November 2020
Basal leaves: blades palmately 5–12-lobed or -angled, mostly 5–20+ × 5–20+ cm, margins irregularly denticulate. Cauline leaves mostly 5–25 mm. Calyculi: bractlets 5–15 mm. Phyllaries mostly 7–15 mm. Ray corollas: laminae (2–)4–10 mm. Disc corollas 10–12 mm. Cypselae 3–4 mm; pappi 8–12 mm, ± surpassing involucres. 2n = 60.
Phenology: Flowering spring–summer.
Habitat: Disturbed sites, sandy or rocky soils, calcareous sites
Elevation: 0–800 m
Distribution
Introduced; 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.
Discussion
Flowering heads of Tussilago farfara close at night (laminae of ray corollas arch and roll inward). The species is becoming an invasive weed in some areas.
Selected References
None.
Lower Taxa
None.