Difference between revisions of "Bidens trichosperma"
Bull. Torrey Bot. Club 20: 281. 1893.
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|year=1893 | |year=1893 | ||
}} | }} | ||
| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Coreopsis trichosperma | |name=Coreopsis trichosperma | ||
|authority=Michaux | |authority=Michaux | ||
| + | |rank=species | ||
| + | |publication_title=Fl. Bor.-Amer. | ||
| + | |publication_place=2: 139. 1803 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Bidens coronata var. brachyodonta | |name=Bidens coronata var. brachyodonta | ||
|authority=Fernald | |authority=Fernald | ||
| − | }}{{Treatment/ID/Synonym | + | |rank=variety |
| + | }} {{Treatment/ID/Synonym | ||
|name=Bidens coronata var. tenuiloba | |name=Bidens coronata var. tenuiloba | ||
|authority=(A. Gray) Sherff | |authority=(A. Gray) Sherff | ||
| − | }}{{Treatment/ID/Synonym | + | |rank=variety |
| + | }} {{Treatment/ID/Synonym | ||
|name=Bidens coronata var. trichosperma | |name=Bidens coronata var. trichosperma | ||
|authority=(Michaux) Fernald | |authority=(Michaux) Fernald | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Bidens;Bidens trichosperma | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Bidens;Bidens trichosperma | ||
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|elevation=0–300 m | |elevation=0–300 m | ||
|distribution=Ont.;Que.;Ala.;Ark.;Conn.;Del.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Va.;W.Va.;Wis. | |distribution=Ont.;Que.;Ala.;Ark.;Conn.;Del.;Fla.;Ga.;Ill.;Ind.;Iowa;Ky.;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Va.;W.Va.;Wis. | ||
| − | |discussion=<p>Plants here called Bidens trichosperma have long been known as B. coronata (Linnaeus) Britton (or Britton ex Sherff). Alas, Britton’s B. coronata (1913) is a later homonym of B. coronata Fischer ex Colla (1834) and cannot be used.</p> | + | |discussion=<p>Plants here called <i>Bidens trichosperma</i> have long been known as B. coronata (Linnaeus) Britton (or Britton ex Sherff). Alas, Britton’s B. coronata (1913) is a later homonym of B. coronata Fischer ex Colla (1834) and cannot be used.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Bidens trichosperma | name=Bidens trichosperma | ||
| − | |||
|authority=(Michaux) Britton | |authority=(Michaux) Britton | ||
|rank=species | |rank=species | ||
| Line 58: | Line 67: | ||
|publication title=Bull. Torrey Bot. Club | |publication title=Bull. Torrey Bot. Club | ||
|publication year=1893 | |publication year=1893 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_518.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | ||
Latest revision as of 20:12, 5 November 2020
Annuals (biennials), (15–)30–50(–150+) cm. Leaves: petioles 5–20+ mm; blades ± deltate to ovate overall, 40–75(–150) × 10–45(–130) mm, usually laciniately 1–2-pinnatisect, ultimate lobes (3–)5–7+, oblanceolate or lanceolate to linear, (5–)10–30(–80+) × (1–)4–8(–12+) mm, bases cuneate, ultimate margins incised, dentate, serrate, or entire, little, if at all, ciliate, apices acute to attenuate, faces glabrous or ± hirtellous to strigillose. Heads usually in open, ± corymbiform arrays. Peduncles 20–150 mm. Calyculi of (6–)8(–11), ascending to spreading, spatulate to linear, sometimes ± foliaceous bractlets or bracts 3–10(–18) mm, margins sometimes ciliate, abaxial faces glabrous. Involucres hemispheric or broader, 4–6(–8) × 6–12 mm. Phyllaries 6–8(–10), oblong, 3–8 mm. Ray florets (7–)8–9; laminae golden yellow, 10–30 mm. Disc florets 40–60(–80+); corollas yellow, 3–5 mm. Cypselae blackish or brown, flattened, narrowly cuneate, outer 3–6 mm, inner 5–9 mm (lengths mostly 2.5–4 times widths), margins antrorsely barbed or ciliate, apices ± truncate, faces obscurely 1-nerved, sometimes tuberculate, glabrous or sparsely hispidulous; pappi of 2 erect, ± patently barbed awns or scales (0.4–)1–2.5(–4) mm. 2n = 24.
Phenology: Flowering Aug–Oct.
Habitat: Marshes, estuaries
Elevation: 0–300 m
Distribution
Ont., Que., Ala., Ark., Conn., Del., Fla., Ga., Ill., Ind., Iowa, Ky., Md., Mass., Mich., Minn., Miss., Mo., Nebr., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., S.Dak., Tenn., Va., W.Va., Wis.
Discussion
Plants here called Bidens trichosperma have long been known as B. coronata (Linnaeus) Britton (or Britton ex Sherff). Alas, Britton’s B. coronata (1913) is a later homonym of B. coronata Fischer ex Colla (1834) and cannot be used.
Selected References
None.