Difference between revisions of "Tanacetum parthenium"
Tanaceteen, 55. 1844.
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|common_names=Feverfew | |common_names=Feverfew | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=I | ||
| + | |label=Introduced | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Matricaria parthenium | |name=Matricaria parthenium | ||
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|elevation=10–1900 m | |elevation=10–1900 m | ||
|distribution=B.C.;Ont.;Ala.;Colo.;Conn.;Del.;Idaho;Ill.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;Miss.;Mo.;Mont.;Nev.;N.H.;N.J.;N.Y.;N.C.;Ohio;Oreg.;Pa.;R.I.;S.C.;Utah;Vt.;Wash.;W.Va.;Wis.;Wyo.;Eurasia;n Africa;widely naturalized in New World and Old World. | |distribution=B.C.;Ont.;Ala.;Colo.;Conn.;Del.;Idaho;Ill.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;Miss.;Mo.;Mont.;Nev.;N.H.;N.J.;N.Y.;N.C.;Ohio;Oreg.;Pa.;R.I.;S.C.;Utah;Vt.;Wash.;W.Va.;Wis.;Wyo.;Eurasia;n Africa;widely naturalized in New World and Old World. | ||
| + | |introduced=true | ||
|discussion=<p><i>Tanacetum parthenium</i> is widely cultivated throughout North America.</p> | |discussion=<p><i>Tanacetum parthenium</i> is widely cultivated throughout North America.</p> | ||
|tables= | |tables= | ||
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|publication title=Tanaceteen, | |publication title=Tanaceteen, | ||
|publication year=1844 | |publication year=1844 | ||
| − | |special status= | + | |special status=Introduced |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V19_818.xml |
|tribe=Asteraceae tribe Anthemideae | |tribe=Asteraceae tribe Anthemideae | ||
|genus=Tanacetum | |genus=Tanacetum | ||
Latest revision as of 19:56, 5 November 2020
Perennials, (20–)30–60(–80) cm. Stems 1–3+ (ridged), erect, branched (usually glabrous proximally, puberulent distally). Leaves mainly cauline; petiolate; blades ovate to rounded-deltate, 4–10+ × 1.5–4 cm, usually 1–2-pinnately lobed (primary lobes 3–5+ pairs, ± ovate), ultimate margins pinnatifid to dentate, faces (at least abaxial) usually puberulent, gland-dotted. Heads 5–20(–30) in corymbiform arrays. Involucres 5–7 mm diam. Ray florets 10–21+ (more in “doubles”), pistillate, fertile; corollas white, laminae 2–8(–12) mm. Disc corollas ca. 2 mm. Cypselae ± columnar, 1–2 mm, 5–10-ribbed; pappi 0 or coroniform, 0.1–0.2+ mm. 2n = 18.
Phenology: Flowering Jun–Nov.
Habitat: Disturbed sites, urban areas, roadsides, fields, abandoned plantings
Elevation: 10–1900 m
Distribution
Introduced; B.C., Ont., Ala., Colo., Conn., Del., Idaho, Ill., Ind., Ky., Maine, Md., Mass., Mich., Miss., Mo., Mont., Nev., N.H., N.J., N.Y., N.C., Ohio, Oreg., Pa., R.I., S.C., Utah, Vt., Wash., W.Va., Wis., Wyo., Eurasia, n Africa, widely naturalized in New World and Old World.
Discussion
Tanacetum parthenium is widely cultivated throughout North America.
Selected References
None.