View source for Bidens bipinnata

{{Treatment/ID
|accepted_name=Bidens bipinnata
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 832. 1753
|year=1753
}}
|special_status={{Treatment/ID/Special_status
|code=I
|label=Introduced
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Bidens bipinnata var. biternatoides
|authority=Sherff
|rank=variety
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Bidens;Bidens bipinnata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Coreopsidinae]]</div><div class="higher-taxon"><small>genus</small>[[Bidens]]</div><div class="higher-taxon"><small>species</small>[[Bidens bipinnata]]</div></div>
|volume=Volume 21
|mention_page=page 207, 211
|treatment_page=page 210
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> (15–)30–100(–150+) cm. <b>Leaves</b>: petioles 20–50 mm; blades rounded-deltate to ovate or lanceolate overall, (20–)30–70+ × (20–)30–60+ mm, (1–)2(–3)-pinnatisect, ultimate lobes obovate or lanceolate, 15–45+ × 10–25+ mm, bases truncate to cuneate, ultimate margins entire, sometimes ciliolate, apices rounded to acute or attenuate, faces usually glabrous, sometimes hirtellous. <b>Heads</b> usually borne singly, sometimes in ± corymbiform arrays. <b>Peduncles</b> (10–)20–50(–100) mm. <b>Calyculi</b> of (7–)8(–10) linear bractlets 3–5 mm, ± appressed, margins ciliate, abaxial faces usually glabrous. <b>Involucres</b> ± campanulate, 5–7 × 3–4(–5) mm. <b>Phyllaries</b> 8–12, lanceolate to linear, 4–6 mm. <b>Ray</b> florets 0 or 3–5+; laminae yellowish or whitish, 1–2(–3) mm. <b>Disc</b> florets 10–20(–30+); corollas yellowish to whitish, 2–3 mm. <b>Cypselae</b> red-brown, outer weakly obcompressed, 7–15 mm, inner ± 4-angled, linear to linear-fusiform, 12–18 mm, margins not ciliate, apices ± attenuate, faces 2-grooved, often tuberculate-hispidulous; pappi of (2–)3–4, erect to divergent, retrorsely barbed awns 2–4 mm. <b>2n</b> = 24, 72.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Jun–)Aug–Sep(–Oct).
|habitat=Fields, forests, disturbed, wettish sites
|elevation=10–1800 m
|distribution=N.B.;Ont.;Ala.;Ariz.;Ark.;Conn.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Md.;Miss.;Mo.;Nebr.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;S.C.;Tenn.;Tex.;Va.;W.Va.;South America;Europe;Asia;Pacific Islands.
|discussion=<p><i>Bidens bipinnata</i> is probably native in eastern Asia and introduced in South America, Europe, Asia, and Pacific Islands.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Bidens bipinnata
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=Bidens bipinnata var. biternatoides
|basionyms=
|family=Asteraceae
|phenology=Flowering (Jun–)Aug–Sep(–Oct).
|habitat=Fields, forests, disturbed, wettish sites
|elevation=10–1800 m
|distribution=N.B.;Ont.;Ala.;Ariz.;Ark.;Conn.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Md.;Miss.;Mo.;Nebr.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;S.C.;Tenn.;Tex.;Va.;W.Va.;South America;Europe;Asia;Pacific Islands.
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Introduced;Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_512.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
|genus=Bidens
|species=Bidens bipinnata
}}<!--

-->[[Category:Treatment]][[Category:Bidens]]