Difference between revisions of "Eriogonum umbellatum var. furcosum"

Reveal

Great Basin Naturalist 45: 278. 1985.

Common names: Sierra Nevada sulphur flower
Endemic
Treatment appears in FNA Volume 5. Treatment on page 347. Mentioned on page 337, 348.
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name=Eriogonum umbellatum var. furcosum
 
name=Eriogonum umbellatum var. furcosum
|author=
 
 
|authority=Reveal
 
|authority=Reveal
 
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|publication title=Great Basin Naturalist
 
|publication title=Great Basin Naturalist
 
|publication year=1985
 
|publication year=1985
|special status=
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|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V5/V5_698.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V5/V5_698.xml
 
|subfamily=Polygonaceae subfam. Eriogonoideae
 
|subfamily=Polygonaceae subfam. Eriogonoideae
 
|genus=Eriogonum
 
|genus=Eriogonum

Latest revision as of 22:13, 5 November 2020

Subshrubs, spreading to rounded, 3–6 × 3–8 dm. Aerial flowering stems erect, 0.5–2 dm, sparsely floccose or glabrous, without one or more leaflike bracts ca. midlength. Leaves in loose rosettes; blade elliptic to oblong, (0.7–)1–2.5(–3) × 0.3–0.8(–1.3) cm, white-tomentose abaxially, floccose to mostly glabrous and green adaxially, margins plane. Inflorescences compound-umbellate, branched 2–4 times; branches without a whorl of bracts ca. midlength; involucral tubes 2–3(–4.5) mm, lobes 1.5–3(–4) mm. Flowers (5–)6–8 mm; perianth bright yellow.


Phenology: Flowering Jun–Sep.
Habitat: Sandy to gravelly flats and slopes, sagebrush communities, oak and montane conifer woodlands
Elevation: 1200-3000 m

Discussion

Variety furcosum is the common, compound-umbellate form of the species encountered in the Sierra Nevada of California (Alpine, Amador, Calaveras, El Dorado, Fresno, Inyo, Kern, Madera, Mariposa, Mono, Nevada, Placer, Sierra, Tulare, and Tuolumne counties) and in the Mt. Rose/Slide Mountain area of southern Washoe County, Nevada.

Selected References

None.

Lower Taxa

None.
James L. Reveal +
Reveal +
Sierra Nevada sulphur flower +
Calif. +  and Nev. +
1200-3000 m +
Sandy to gravelly flats and slopes, sagebrush communities, oak and montane conifer woodlands +
Flowering Jun–Sep. +
Great Basin Naturalist +
Eriogonum umbellatum var. furcosum +
Eriogonum umbellatum +
variety +