Difference between revisions of "Blepharizonia laxa"

Greene

Bull. Calif. Acad. Sci. 1: 279. 1885.

Basionym: Hemizonia plumosa var. subplumosa A. Gray
Synonyms: Blepharizonia plumosa subsp. viscida D. D. Keck Blepharizonia plumosa var. subplumosa (A. Gray) Jepson
Treatment appears in FNA Volume 21. Treatment on page 290. Mentioned on page 291.
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|name=Blepharizonia plumosa subsp. viscida
 
|name=Blepharizonia plumosa subsp. viscida
 
|authority=D. D. Keck
 
|authority=D. D. Keck
}}{{Treatment/ID/Synonym
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}} {{Treatment/ID/Synonym
 
|name=Blepharizonia plumosa var. subplumosa
 
|name=Blepharizonia plumosa var. subplumosa
 
|authority=(A. Gray) Jepson
 
|authority=(A. Gray) Jepson
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|elevation=0–1500 m
 
|elevation=0–1500 m
 
|distribution=Calif.
 
|distribution=Calif.
|discussion=<p>Blepharizonia laxa occurs widely in the Inner South Coast Ranges (rarely in the Outer South Coast Ranges) north to the eastern San Francisco Bay area and northwestern San Joaquin Valley. Most recent workers have treated the taxon as a subspecies or variety of B. plumosa; following B. G. Baldwin et al. (2001), we recognize B. laxa at species rank based on molecular and biosystematic evidence for extensive evolutionary divergence. Where B. laxa and B. plumosa co-occur, the two species remain distinct and appear to be ecologically divergent, in addition to being only minimally interfertile (Baldwin et al.).</p>
+
|discussion=<p><i>Blepharizonia laxa</i> occurs widely in the Inner South Coast Ranges (rarely in the Outer South Coast Ranges) north to the eastern San Francisco Bay area and northwestern San Joaquin Valley. Most recent workers have treated the taxon as a subspecies or variety of <i>B. plumosa</i>; following B. G. Baldwin et al. (2001), we recognize <i>B. laxa</i> at species rank based on molecular and biosystematic evidence for extensive evolutionary divergence. Where <i>B. laxa</i> and <i>B. plumosa</i> co-occur, the two species remain distinct and appear to be ecologically divergent, in addition to being only minimally interfertile (Baldwin et al.).</p>
 
|tables=
 
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|references=
 
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|publication year=1885
 
|publication year=1885
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V21_712.xml
+
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V21_712.xml
 
|tribe=Asteraceae tribe Heliantheae
 
|tribe=Asteraceae tribe Heliantheae
 
|subtribe=Asteraceae (tribe Heliantheae) subtribe Madiinae
 
|subtribe=Asteraceae (tribe Heliantheae) subtribe Madiinae

Revision as of 16:36, 18 September 2019

Herbage yellowish green, usually densely stipitate-glandular distally and with scattered to abundant tack-glands. Heads usually borne singly or in ± racemiform-paniculiform arrays (branches ± virgate). Involucres ± glabrate or hirsute to hispid, usually with scattered to abundant tack-glands as well. Disc pappi 0 or 0.1–1 mm. 2n = 28.


Phenology: Flowering Jul–Nov.
Habitat: Openings in woodlands, chaparral, grasslands
Elevation: 0–1500 m

Discussion

Blepharizonia laxa occurs widely in the Inner South Coast Ranges (rarely in the Outer South Coast Ranges) north to the eastern San Francisco Bay area and northwestern San Joaquin Valley. Most recent workers have treated the taxon as a subspecies or variety of B. plumosa; following B. G. Baldwin et al. (2001), we recognize B. laxa at species rank based on molecular and biosystematic evidence for extensive evolutionary divergence. Where B. laxa and B. plumosa co-occur, the two species remain distinct and appear to be ecologically divergent, in addition to being only minimally interfertile (Baldwin et al.).

Selected References

None.

Lower Taxa

None.
... more about "Blepharizonia laxa"
Bruce G. Baldwin +  and John L. Strother +
Greene +
Hemizonia plumosa var. subplumosa +
0–1500 m +
Openings in woodlands, chaparral, grasslands +
Flowering Jul–Nov. +
Bull. Calif. Acad. Sci. +
Blepharizonia plumosa subsp. viscida +  and Blepharizonia plumosa var. subplumosa +
Blepharizonia laxa +
Blepharizonia +
species +