View source for Packera werneriifolia

{{Treatment/ID
|accepted_name=Packera werneriifolia
|accepted_authority=(A. Gray) W. A. Weber & Á. Löve
|publications={{Treatment/Publication
|title=Phytologia
|place=49: 48. 1981
|year=1981
}}
|common_names=Hoary groundsel
|basionyms={{Treatment/ID/Basionym
|name=Senecio aureus var. werneriifolius
|authority=A. Gray
|rank=variety
|publication_title=Proc. Acad. Nat. Sci. Philadelphia
|publication_place=15: 68. 1864 (as werneriaefolius)
}}
|synonyms={{Treatment/ID/Synonym
|name=Senecio alpicola
|authority=Rydberg
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio molinarius
|authority=Greenman
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio muirii
|authority=Greenman
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio perennans
|authority=A. Nelson
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio petraeus
|authority=Klatt
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio petrocallis
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio petrophilus
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio saxosus
|authority=Klatt
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio scaposus
|authority=A. Nelson
|rank=species
}} {{Treatment/ID/Synonym
|name=Senecio werneriifolius
|authority=(A. Gray) A. Gray
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Packera;Packera werneriifolia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Senecioneae]]</div><div class="higher-taxon"><small>genus</small>[[Packera]]</div><div class="higher-taxon"><small>species</small>[[Packera werneriifolia]]</div></div>
|volume=Volume 20
|mention_page=page 576, 581, 582, 591
|treatment_page=page 602
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 7–15+ cm; ± rhizomatous (rhizomes branched, sometimes densely crowded). <b>Stems</b> 1 or 3–5, clustered (often scapiform), usually floccose, lanate-tomentose, or canescent, sometimes glabrate. <b>Basal</b> leaves (either of two forms): usually (1) sessile, sometimes petiolate; blades narrowly lanceolate to elliptic, 15–40+ × 5–25 mm, bases tapering, margins entire or dentate toward apices (often revolute), sometimes (2) petiolate; blades ovate to orbiculate, 10–20 × 5–15 mm, bases tapering to abruptly contracted, margins entire or wavy, sometimes dentate toward apices. <b>Cauline</b> leaves abruptly reduced (bractlike). <b>Heads</b> 1–5(–8) in cymiform to subumbelliform arrays. <b>Peduncles</b> inconspicuously bracteate, glabrous or densely hairy. <b>Calyculi</b> conspicuous (bractlets often cyanic). <b>Phyllaries</b> 13 or 21, green (tips sometimes cyanic), 4–10 mm, glabrous or hairy. <b>Ray</b> florets 0, 8, or 13; corolla laminae 5–10 mm. <b>Disc</b> florets 30–50+; corolla tubes 2.5–3.5 mm, limbs 3–4 mm. <b>Cypselae</b> 1.5–2 mm, glabrous; pappi 5–6 mm. <b>2n</b> = 44, 46.</span><!--

-->{{Treatment/Body
|phenology=Flowering mid Jun–mid Aug.
|habitat=Rocky talus slopes, sandy soils in forest openings near or above timberline
|elevation=2400–3700 m
|distribution=Ariz.;Calif.;Colo.;Idaho;Nev.;N.Mex.;Utah;Wyo.
|discussion=<p><i>Packera werneriifolia</i> is morphologically variable; it occurs throughout the central Rockies and, sporadically, as far west as the Sierra <i>Nevada</i>. Leaf morphology varies from ovate, elliptic, or narrowly elliptic in the Rockies to narrow with revolute margins in California and Arizona. All specimens are characteristically scapiform.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Packera werneriifolia
|authority=(A. Gray) W. A. Weber & Á. Löve
|rank=species
|parent rank=genus
|synonyms=Senecio alpicola;Senecio molinarius;Senecio muirii;Senecio perennans;Senecio petraeus;Senecio petrocallis;Senecio petrophilus;Senecio saxosus;Senecio scaposus;Senecio werneriifolius
|basionyms=Senecio aureus var. werneriifolius
|family=Asteraceae
|phenology=Flowering mid Jun–mid Aug.
|habitat=Rocky talus slopes, sandy soils in forest openings near or above timberline
|elevation=2400–3700 m
|distribution=Ariz.;Calif.;Colo.;Idaho;Nev.;N.Mex.;Utah;Wyo.
|reference=None
|publication title=Phytologia
|publication year=1981
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V20_1351.xml
|tribe=Asteraceae tribe Senecioneae
|genus=Packera
|species=Packera werneriifolia
}}<!--

-->[[Category:Treatment]][[Category:Packera]]