familyAsteraceae
genusHelianthus
speciesHelianthus nuttallii
subspeciesHelianthus nuttallii subsp. parishii
Difference between revisions of "Helianthus nuttallii subsp. parishii"
Contr. Dudley Herb. 4: 316. 1955.
Common names: Parish’s or Los Angeles sunflower
Basionym: Helianthus parishii A. Gray Proc. Amer. Acad. Arts 19: 7. 1883
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|name=Helianthus parishii | |name=Helianthus parishii | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=species | ||
|publication_title=Proc. Amer. Acad. Arts | |publication_title=Proc. Amer. Acad. Arts | ||
|publication_place=19: 7. 1883 | |publication_place=19: 7. 1883 | ||
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|distribution=Calif. | |distribution=Calif. | ||
|discussion=<p>Of conservation concern.</p><!-- | |discussion=<p>Of conservation concern.</p><!-- | ||
| − | --><p>The wetland habitat for < | + | --><p>The wetland habitat for <i></i>subsp.<i> parishii</i> has nearly disappeared through draining of marshes and channelization of watercourses. The subspecies was thought to be extinct until, relatively recently, claims have been made that a population of it has been found.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Helianthus nuttallii subsp. parishii | name=Helianthus nuttallii subsp. parishii | ||
| − | |||
|authority=(A. Gray) Heiser | |authority=(A. Gray) Heiser | ||
|rank=subspecies | |rank=subspecies | ||
| Line 54: | Line 54: | ||
|publication year=1955 | |publication year=1955 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_405.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | ||
Revision as of 20:36, 16 December 2019
Plants usually 200–400 cm. Leaves mostly alternate; blades lanceolate, apices acute to acuminate, abaxial faces tomentulose to villous-tomentose. Phyllaries: abaxial faces densely hairy (longer hairs 1+ mm).
Phenology: Flowering late summer–fall.
Habitat: Marshes
Elevation: 10–500 m
Discussion
Of conservation concern.
The wetland habitat for subsp. parishii has nearly disappeared through draining of marshes and channelization of watercourses. The subspecies was thought to be extinct until, relatively recently, claims have been made that a population of it has been found.
Selected References
None.
Lower Taxa
None.