Difference between revisions of "Isocoma menziesii var. decumbens"

(Greene) G. L. Nesom

Phytologia 70: 95. 1991.

Basionym: Isocoma decumbens Greene
Synonyms: Haplopappus venetus subsp. furfuraceus (Greene) H. M. Hall Isocoma veneta var. furfuracea (Greene) R. M. Beauchamp
Treatment appears in FNA Volume 20. Treatment on page 442. Mentioned on page 443.
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|name=Haplopappus venetus subsp. furfuraceus
 
|name=Haplopappus venetus subsp. furfuraceus
 
|authority=(Greene) H. M. Hall
 
|authority=(Greene) H. M. Hall
}}{{Treatment/ID/Synonym
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}} {{Treatment/ID/Synonym
 
|name=Isocoma veneta var. furfuracea
 
|name=Isocoma veneta var. furfuracea
 
|authority=(Greene) R. M. Beauchamp
 
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|publication year=1991
 
|publication year=1991
 
|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/V20_1012.xml
+
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V20_1012.xml
 
|tribe=Asteraceae tribe Astereae
 
|tribe=Asteraceae tribe Astereae
 
|genus=Isocoma
 
|genus=Isocoma

Revision as of 16:16, 18 September 2019

Stems prostrate to decumbent or ± erect; herbage finely and closely grayish-arachnoid-tomentose or glabrous, minutely stipitate-glandular. Leaf blades narrowly oblanceolate, 5–22 × 2–4 mm, not thick-fleshy, margins entire or with 1–2 pairs of teeth distally. Heads in corymbiform to loose, paniculiform arrays. Corollas 5–6.5 mm. Cypselae 2.3–3.6 mm. 2n = 24.


Phenology: Flowering Jul–Nov.
Habitat: Sandy flats or slopes, commonly in disturbed sites
Elevation: 10–50(–200) m

Distribution

V20-1012-distribution-map.gif

Calif., Mexico (Baja California).

Discussion

Of conservation concern.

Variety decumbens grows in San Diego County and southward.

Selected References

None.

Lower Taxa

None.
Guy L. Nesom +
(Greene) G. L. Nesom +
Isocoma decumbens +
Calif. +  and Mexico (Baja California). +
10–50(–200) m +
Sandy flats or slopes, commonly in disturbed sites +
Flowering Jul–Nov. +
Haplopappus venetus subsp. furfuraceus +  and Isocoma veneta var. furfuracea +
Isocoma menziesii var. decumbens +
Isocoma menziesii +
variety +