Difference between revisions of "Boltonia decurrens"

(Torrey & A. Gray) Alph. Wood

Amer. Bot. Fl., 166. 1870.

Common names: Clasping-leaf doll’s-daisy decurrent false aster
Basionym: Boltonia glastifolia var. decurrens Torrey & A. Gray Fl. N. Amer. 2: 188. 1842
Synonyms: Boltonia asteroides var. decurrens (Torrey & A. Gray) Engelmann ex A. Gray Boltonia latisquama var. decurrens (Torrey & A. Gray) Fernald & Griscom
Treatment appears in FNA Volume 20. Treatment on page 356. Mentioned on page 354, 357.
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|name=Boltonia glastifolia var. decurrens
 
|name=Boltonia glastifolia var. decurrens
 
|authority=Torrey & A. Gray
 
|authority=Torrey & A. Gray
 +
|rank=variety
 
|publication_title=Fl. N. Amer.
 
|publication_title=Fl. N. Amer.
 
|publication_place=2: 188. 1842
 
|publication_place=2: 188. 1842
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|name=Boltonia asteroides var. decurrens
 
|name=Boltonia asteroides var. decurrens
 
|authority=(Torrey & A. Gray) Engelmann ex A. Gray
 
|authority=(Torrey & A. Gray) Engelmann ex A. Gray
 +
|rank=variety
 
}} {{Treatment/ID/Synonym
 
}} {{Treatment/ID/Synonym
 
|name=Boltonia latisquama var. decurrens
 
|name=Boltonia latisquama var. decurrens
 
|authority=(Torrey & A. Gray) Fernald & Griscom
 
|authority=(Torrey & A. Gray) Fernald & Griscom
 +
|rank=variety
 
}}
 
}}
 
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Boltonia;Boltonia decurrens
 
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Boltonia;Boltonia decurrens
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--><p><i>Boltonia decurrens</i> is known only from the flood plains of the Illinois and Mississippi rivers. Present-day populations are isolated and restricted to disturbed alluvial habitats, old fields, roadsides, and disturbed wet lake shores that replaced its natural habitats of flooded lake shores and marshes. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.</p>
 
--><p><i>Boltonia decurrens</i> is known only from the flood plains of the Illinois and Mississippi rivers. Present-day populations are isolated and restricted to disturbed alluvial habitats, old fields, roadsides, and disturbed wet lake shores that replaced its natural habitats of flooded lake shores and marshes. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.</p>
 
|tables=
 
|tables=
|references={{Treatment/Reference
+
|references=
|id=schwegman1985a
 
|text=Schwegman, J. E. and R. W. Nyboer. 1985. The taxonomic and population status of Boltonia decurrens (Torrey & Gray) Wood. Castanea 50: 112–115.
 
}}
 
 
}}<!--
 
}}<!--
  
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-->{{#Taxon:
 
-->{{#Taxon:
 
name=Boltonia decurrens
 
name=Boltonia decurrens
|author=
 
 
|authority=(Torrey & A. Gray) Alph. Wood
 
|authority=(Torrey & A. Gray) Alph. Wood
 
|rank=species
 
|rank=species
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|elevation=100–200 m
 
|elevation=100–200 m
 
|distribution=Ill.;Mo.
 
|distribution=Ill.;Mo.
|reference=schwegman1985a
+
|reference=None
 
|publication title=Amer. Bot. Fl.,
 
|publication title=Amer. Bot. Fl.,
 
|publication year=1870
 
|publication year=1870
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_824.xml
+
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V20_824.xml
 
|tribe=Asteraceae tribe Astereae
 
|tribe=Asteraceae tribe Astereae
 
|genus=Boltonia
 
|genus=Boltonia

Revision as of 19:31, 16 December 2019

Plants 50–200+ cm; basal offshoots, rhizomes, and stolons absent. Stems erect. Leaf blades linear-lanceolate to narrowly lanceolate; cauline 64–155 × 8–26 mm, bases decurrent. Heads in corymbiform to corymbo-paniculiform arrays; bracts 11–125 × 1–19 mm. Peduncles 3–53 mm; bracts 0–1(–3), linear to oblanceolate, 3–5(–9) mm. Involucres 3.2–4.3 × 8–9 mm. Phyllaries in 3–5 series, oblong to spatulate, subequal, apices acuminate to cuspidate, 0–1 merging down peduncles; outer 2.3–3.9 × 0.5–1 mm; inner 3–4 × 0.6–1 mm. Ray florets 45–60; corollas white to lilac, laminae 9–14 mm, tubes 0.6–1.1 mm. Disc florets 230–400+; corollas 1.8–2.4 mm. Cypselae obovoid to obcordiform, 1.5–2.6 × 1.1–1.9 mm, wings 0.3–0.4 mm wide; pappus awns 0.8–1.75 mm. 2n = 18.


Phenology: Flowering Aug–Sep.
Habitat: Open alluvial soils in wet prairies, shallow marshes, open river creek and lake shores
Elevation: 100–200 m

Discussion

Of conservation concern.

Boltonia decurrens is known only from the flood plains of the Illinois and Mississippi rivers. Present-day populations are isolated and restricted to disturbed alluvial habitats, old fields, roadsides, and disturbed wet lake shores that replaced its natural habitats of flooded lake shores and marshes. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.
... more about "Boltonia decurrens"
Vesna Karaman-Castro +  and Lowell E. Urbatsch +
(Torrey & A. Gray) Alph. Wood +
Boltonia glastifolia var. decurrens +
Clasping-leaf doll’s-daisy +  and decurrent false aster +
Ill. +  and Mo. +
100–200 m +
Open alluvial soils in wet prairies, shallow marshes, open river creek and lake shores +
Flowering Aug–Sep. +
Amer. Bot. Fl., +
Boltonia asteroides var. decurrens +  and Boltonia latisquama var. decurrens +
Boltonia decurrens +
Boltonia +
species +