View source for Potentilla anserina subsp. pacifica

{{Treatment/ID
|accepted_name=Potentilla anserina subsp. pacifica
|accepted_authority=(Howell) Rousi
|publications={{Treatment/Publication
|title=Ann. Bot. Fenn.
|place=2: 104. 1965
|year=1965
}}
|common_names=Pacific silverweed
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}{{Treatment/ID/Special_status
|code=F
|label=Selected by author to be illustrated
}}
|basionyms={{Treatment/ID/Synonym
|name=Potentilla pacifica
|authority=Howell
}}
|synonyms={{Treatment/ID/Synonym
|name=Argentina occidentalis
|authority=Rydberg
}} {{Treatment/ID/Synonym
|name=A. pacifica
|authority=(Howell) Rydberg
}} {{Treatment/ID/Synonym
|name=P. anserina var. grandis
|authority=Torrey & A. Gray
}} {{Treatment/ID/Synonym
|name=P. egedei subsp. grandis
|authority=(Torrey & A. Gray) Hultén
}} {{Treatment/ID/Synonym
|name=P. egedei subsp. pacifica
|authority=(Howell) L. A. Sergienko
}} {{Treatment/ID/Synonym
|name=P. rolandii
|authority=unknown
}}
|hierarchy=Rosaceae;Rosaceae subfam. Rosoideae;Rosaceae tribe Potentilleae;Potentilla;Potentilla sect. Pentaphylloides;Potentilla anserina;Potentilla anserina subsp. pacifica
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Rosaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Rosaceae subfam. Rosoideae]]</div><div class="higher-taxon"><small>tribe</small>[[Rosaceae tribe Potentilleae]]</div><div class="higher-taxon"><small>genus</small>[[Potentilla]]</div><div class="higher-taxon"><small>section</small>[[Potentilla sect. Pentaphylloides]]</div><div class="higher-taxon"><small>species</small>[[Potentilla anserina]]</div><div class="higher-taxon"><small>subspecies</small>[[Potentilla anserina subsp. pacifica]]</div></div>
|volume=Volume 9
|mention_page=page 127, 128, 130
|treatment_page=page 129
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>glabrous or sparsely hairy. <b>Leaves</b> erect, rarely horizontal or ascending, (3–)10–50(–75) cm; leaflets (4–)5–10(–15) per side, separate, rarely overlapping, teeth (4–)6–12(–16) per side, teeth apex acute to acuminate, rarely subacute, surfaces: abaxial with long hairs absent or sparse, on veins, cottony-crisped hairs dense, adaxial glabrous, rarely sparsely to densely hairy. <b>Flowers</b> 1–2.5(–3.5) cm diam.; epicalyx bractlets narrowly to broadly ovate-triangular, shorter than sepals, entire, rarely 2-fid or dentate; hypanthium patelliform (wider than deep) in fruit; petals not or rarely overlapping, elliptic; carpels (20–)50–200(–250). <b>Achenes</b> without dorsal groove. <b>2n</b> = 28.</span><!--

-->{{Treatment/Body
|phenology=Flowering summer.
|habitat=Salt and brackish marshes, clay and sandy seashores, maritime drift deposits
|elevation=0–150 m
|distribution=B.C.;N.B.;Nfld. and Labr.;N.S.;P.E.I.;Que.;Alaska;Calif.;Conn.;Maine;Mass.;N.H.;N.Y.;Oreg.;R.I.;Wash.
|discussion=<p>Pacific and Atlantic populations of <i></i>subsp.<i> pacifica</i> are widely separated geographically but are essentially the same morphologically, except for the high number of achenes in some west coast populations.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Potentilla anserina subsp. pacifica
|author=
|authority=(Howell) Rousi
|rank=subspecies
|parent rank=species
|synonyms=Argentina occidentalis;A. pacifica;P. anserina var. grandis;P. egedei subsp. grandis;P. egedei subsp. pacifica;P. rolandii
|basionyms=Potentilla pacifica
|family=Rosaceae
|phenology=Flowering summer.
|habitat=Salt and brackish marshes, clay and sandy seashores, maritime drift deposits
|elevation=0–150 m
|distribution=B.C.;N.B.;Nfld. and Labr.;N.S.;P.E.I.;Que.;Alaska;Calif.;Conn.;Maine;Mass.;N.H.;N.Y.;Oreg.;R.I.;Wash.
|reference=None
|publication title=Ann. Bot. Fenn.
|publication year=1965
|special status=Endemic;Selected by author to be illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V9/V9_184.xml
|subfamily=Rosaceae subfam. Rosoideae
|tribe=Rosaceae tribe Potentilleae
|genus=Potentilla
|section=Potentilla sect. Pentaphylloides
|species=Potentilla anserina
|subspecies=Potentilla anserina subsp. pacifica
}}<!--

-->[[Category:Treatment]][[Category:Potentilla anserina]]