Difference between revisions of "Pyrrocoma racemosa var. sessiliflora"

(Greene) Mayes ex G. K. Brown and D. D. Keil

Phytologia 73: 58. 1992.

Endemic
Basionym: Pyrrocoma sessiliflora Greene Leafl. Bot. Observ. Crit. 2: 11. 1909
Synonyms: Haplopappus racemosus subsp. sessiliflorus (Greene) H. M. Hall Haplopappus racemosus var. sessiliflorus (Greene) S. L. Welsh
Treatment appears in FNA Volume 20. Treatment on page 423. Mentioned on page 422.
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|name=Pyrrocoma sessiliflora
 
|name=Pyrrocoma sessiliflora
 
|authority=Greene
 
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|publication_title=Leafl. Bot. Observ. Crit.
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|synonyms={{Treatment/ID/Synonym
 
|synonyms={{Treatment/ID/Synonym
 
|name=Haplopappus racemosus subsp. sessiliflorus
 
|name=Haplopappus racemosus subsp. sessiliflorus
 
|authority=(Greene) H. M. Hall
 
|authority=(Greene) H. M. Hall
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|rank=subspecies
 
}} {{Treatment/ID/Synonym
 
}} {{Treatment/ID/Synonym
 
|name=Haplopappus racemosus var. sessiliflorus
 
|name=Haplopappus racemosus var. sessiliflorus
 
|authority=(Greene) S. L. Welsh
 
|authority=(Greene) S. L. Welsh
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|rank=variety
 
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|hierarchy=Asteraceae;Asteraceae tribe Astereae;Pyrrocoma;Pyrrocoma racemosa;Pyrrocoma racemosa var. sessiliflora
 
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Pyrrocoma;Pyrrocoma racemosa;Pyrrocoma racemosa var. sessiliflora
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name=Pyrrocoma racemosa var. sessiliflora
 
name=Pyrrocoma racemosa var. sessiliflora
|author=
 
 
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|publication title=Phytologia
 
|publication title=Phytologia
 
|publication year=1992
 
|publication year=1992
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|special status=Endemic
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|tribe=Asteraceae tribe Astereae
 
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|genus=Pyrrocoma
 
|genus=Pyrrocoma

Latest revision as of 21:07, 5 November 2020

Plants 20–60 cm. Stems glabrous, glaucous. Leaves: basal blades linear-oblanceolate, 50–200 × 4–28 mm, thick, succulent, margins remotely and obscurely denticulate, glabrous, glaucous. Heads sessile or nearly so, crowded, in glomerate-spiciform arrays. Involucres obconic, 5–8 × 5–7 mm. Phyllaries: bases pale (chartaceous), margins ciliate, apices recurved, green, faces glabrous. Cypsela faces densely sericeous to glabrate. 2n = 12.


Phenology: Flowering Jul–Oct.
Habitat: Alkaline flats, saline meadows and marshes
Elevation: 300–2200 m

Discussion

Selected References

None.

Lower Taxa

None.
David J. Bogler +
(Greene) Mayes ex G. K. Brown and D. D. Keil +
Pyrrocoma sessiliflora +
Calif. +, Nev. +  and Utah. +
300–2200 m +
Alkaline flats, saline meadows and marshes +
Flowering Jul–Oct. +
Haplopappus racemosus subsp. sessiliflorus +  and Haplopappus racemosus var. sessiliflorus +
Pyrrocoma racemosa var. sessiliflora +
Pyrrocoma racemosa +
variety +