View source for Anemone occidentalis

{{Treatment/ID
|accepted_name=Anemone occidentalis
|accepted_authority=S. Watson
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=11: 121. 1876
|year=1876
}}
|common_names=Western pasqueflower;mountain pasqueflower;pulsatille
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Anemone occidentalis var. subpilosa
|authority=Hardin
|rank=variety
}} {{Treatment/ID/Synonym
|name=Pulsatilla occidentalis
|authority=
|rank=species
}}
|hierarchy=Ranunculaceae;Anemone;Anemone occidentalis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ranunculaceae]]</div><div class="higher-taxon"><small>genus</small>[[Anemone]]</div><div class="higher-taxon"><small>species</small>[[Anemone occidentalis]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Aerial </b>shoots 10-60(-75) cm, from caudices, caudices ascending to vertical. <b>Basal</b> leaves (2-)3-6(-8), primarily 3-foliolate with each leaflet pinnatifid to dissected; petiole 6-8(-12) cm; terminal leaflet petiolulate, ovate in outline, (2.5-)3-6(-8) cm, base cuneate, margins pinnatifid to dissected throughout, apex narrowly acute, surfaces villous; lateral leaflets 2×-parted, pinnatifid; ultimate segments 2-3 mm wide. <b>Inflorescences</b> 1-flowered; peduncle woolly or densely villous, glabrate; involucral bracts 3, occasionally more, 1-tiered, ±similar to basal leaves, 3-foliolate, ovate in outline, bases distinct; terminal leaflet petiolulate, 2.5-7 cm (2.5 cm in flower, 7 cm or less in fruit), margins pinnatifid throughout, apex narrowly acute, surfaces villous; lateral leaflets 2×-parted, pinnatifid; ultimate segments 2-3 mm wide. <b>Flowers</b>: sepals 5-7, white, tinged purple (rarely abaxially blue proximally, white distally, and adaxially white), ovate to obovate, rarely elliptic, 15-30 × 10-17(-19) mm, abaxially hairy, adaxially glabrous; stamens 150-200. <b>Heads</b> of achenes spheric, rarely cylindric; pedicel 15-20(-22) cm. <b>Achenes</b>: body ellipsoid, 3-4 × ca. 1.5 mm, not winged, villous; beak curved or recurved, reflexed with age, (18-)20-40(-50) mm, long-villous, plumose. <b>2n</b>=16.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–summer (May–Aug/Sep).
|habitat=Gravelly, rocky slopes, moist meadows
|elevation=500-3700 m
|distribution=Alta.;B.C.;Calif.;Idaho;Mont.;Oreg.;Wash.
|discussion=<p>W. J. Hooker (1829) included <i>Anemone occidentalis</i> in his concept of <i>Anemone</i> alpina Linnaeus.</p><!--
--><p>The Thompson Indians and the Okanagan used decoctions prepared from the roots of <i>Anemone occidentalis</i> to treat stomach and bowel troubles (D. E. Moerman 1986).</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Anemone occidentalis
|authority=S. Watson
|rank=species
|parent rank=genus
|synonyms=Anemone occidentalis var. subpilosa;Pulsatilla occidentalis
|basionyms=
|family=Ranunculaceae
|phenology=Flowering spring–summer (May–Aug/Sep).
|habitat=Gravelly, rocky slopes, moist meadows
|elevation=500-3700 m
|distribution=Alta.;B.C.;Calif.;Idaho;Mont.;Oreg.;Wash.
|reference=None
|publication title=Proc. Amer. Acad. Arts
|publication year=1876
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V3/V3_785.xml
|genus=Anemone
|species=Anemone occidentalis
}}<!--

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