View source for Bidens heterodoxa

{{Treatment/ID
|accepted_name=Bidens heterodoxa
|accepted_authority=(Fernald) Fernald & H. St. John
|publications={{Treatment/Publication
|title=Rhodora
|place=17: 23. 1915
|year=1915
}}
|common_names=Bident différent
|basionyms={{Treatment/ID/Synonym
|name=Bidens tripartita var. heterodoxa
|authority=Fernald
}}
|synonyms={{Treatment/ID/Synonym
|name=Bidens heterodoxa var. agnostica
|authority=Fernald
}} {{Treatment/ID/Synonym
|name=Bidens heterodoxa var. monardifolia
|authority=Fernald
}} {{Treatment/ID/Synonym
|name=Bidens heterodoxa var. orthodoxa
|authority=Fernald & H. St. John
}} {{Treatment/ID/Synonym
|name=Bidens infirma
|authority=unknown
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Bidens;Bidens heterodoxa
|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 heterodoxa]]</div></div>
|volume=Volume 21
|mention_page=page 208, 217
|treatment_page=page 218
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> (5–)25–35(–55+) cm. <b>Leaves</b>: petioles (narrowly, if at all, winged) 5–20(–35+) mm; blades lanceolate to lance-linear, (20–)30–50(–80+) × (3–)6–20(–30+) mm, sometimes laciniately 1-pinnatisect with 2–4+ lobes near bases, bases cuneate, margins incised to serrate, seldom ciliate, apices acute to attenuate, faces glabrous. <b>Heads</b> borne singly or in 2s or 3s. <b>Peduncles</b> 10–35(–55) mm. <b>Calyculi</b> of (2–)3–5(–7) ± erect, oblanceolate or spatulate to linear, ± foliaceous bractlets or bracts (6–)10–25(–40+) mm, margins rarely ciliate, abaxial faces usually glabrous, sometimes sparsely hispidulous. <b>Involucres</b> usually obconic to broadly campanulate, rarely hemispheric, (4–)6–7 × (4–)5–7 mm. <b>Phyllaries</b> (4–)5–8,oblong to lance-ovate, (4–)5–8+ mm. <b>Ray</b> florets usually 0, sometimes 1–3+; laminae orange yellowish, 2–5(–10) mm. <b>Disc</b> florets (7–)20–70+; corollas yellowish, 2.5–3.5 mm. <b>Cypselae</b>: outer red-brown, ± flattened, sometimes 3–4-angled, broadly cuneate, 4–5(–6) mm, inner blackish, narrowly cuneate, (5–)6–7(–8+) mm, margins glabrous or sparsely antrorsely strigillose,apices ± truncate to convex, faces ± 1-nerved, glabrous or sparsely setulose, usually smooth, sometimes ± tuberculate; pappi 0, or of 2(–4) spreading to divergent, antrorsely or retrorsely barbed awns (0.1–)1–3.5+ mm. <b>2n</b> = 48.</span><!--

-->{{Treatment/Body
|phenology=Flowering Aug–Oct.
|habitat=Borders of estuaries, lakes, marshes, streams
|elevation=0–10 m
|distribution=N.B.;P.E.I.;Que.;Conn.
|discussion=<p><i>Bidens heterodoxa</i> may be better treated as part of <i>B. tripartita</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Bidens heterodoxa
|author=
|authority=(Fernald) Fernald & H. St. John
|rank=species
|parent rank=genus
|synonyms=Bidens heterodoxa var. agnostica;Bidens heterodoxa var. monardifolia;Bidens heterodoxa var. orthodoxa;Bidens infirma
|basionyms=Bidens tripartita var. heterodoxa
|family=Asteraceae
|phenology=Flowering Aug–Oct.
|habitat=Borders of estuaries, lakes, marshes, streams
|elevation=0–10 m
|distribution=N.B.;P.E.I.;Que.;Conn.
|reference=None
|publication title=Rhodora
|publication year=1915
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V21_530.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
|genus=Bidens
|species=Bidens heterodoxa
}}<!--

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