View source for Perityle saxicola

{{Treatment/ID
|accepted_name=Perityle saxicola
|accepted_authority=(Eastwood) Shinners
|publications={{Treatment/Publication
|title=SouthW. Naturalist
|place=4: 204. 1959
|year=1959
}}
|common_names=Roosevelt Dam rock daisy
|basionyms={{Treatment/ID/Synonym
|name=Laphamia saxicola
|authority=Eastwood
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Peritylinae;Perityle;Perityle sect. Laphamia;Perityle saxicola
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Peritylinae]]</div><div class="higher-taxon"><small>genus</small>[[Perityle]]</div><div class="higher-taxon"><small>section</small>[[Perityle sect. Laphamia]]</div><div class="higher-taxon"><small>species</small>[[Perityle saxicola]]</div></div>
|volume=Volume 21
|mention_page=page 324
|treatment_page=page 330
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials </b>or subshrubs, 20–40 cm; glabrate or puberulent. <b>Leaves</b>: petioles 10–30 mm; blades (2–)3-pinnate, 15–55 × 10–50 mm, lobes linear to flat-filiform, scarcely broadened distally. <b>Heads</b> borne singly or (2–4) in loose, corymbiform arrays, 7.5–10 × 10–14 mm. <b>Peduncles</b> 1–3 mm. <b>Involucres</b> broadly campanulate to hemispheric. <b>Phyllaries</b> 14–25, linear-lanceolate to lanceolate, 5–7 × 0.5–1 mm. <b>Ray</b> florets 10–17; corollas yellow, laminae oblong to oblong-ovate, 4–6 × 2–3.2 mm. <b>Disc</b> florets 75–200; corollas yellow, tubes 1–1.2 mm, throats narrowly tubular to narrowly funnelform, 2–2.5 mm, lobes ca. 0.7 mm. <b>Cypselae</b> narrowly oblanceolate to narrowly oblong-elliptic, 2.8–3.2 mm, margins notably calloused, sparsely short-hairy; pappi 0 or of 1(–2) bristles (2–)4–5 mm. <b>2n</b> = 34.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–fall.
|habitat=Crevices of igneous rocks
|elevation=700–1100 m
|distribution=Ariz.
|discussion=<p>Of conservation concern.</p><!--
--><p><i>Perityle saxicola</i> occurs in the area of Tonto National Monument and Roosevelt Dam in central Arizona. The 2–3-pinnately dissected leaves with long-linear to flat-filiform lobes distinguish it from the similar <i>P. gilensis</i> with its broader leaf lobes.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Perityle saxicola
|author=
|authority=(Eastwood) Shinners
|rank=species
|parent rank=section
|synonyms=
|basionyms=Laphamia saxicola
|family=Asteraceae
|phenology=Flowering spring–fall.
|habitat=Crevices of igneous rocks
|elevation=700–1100 m
|distribution=Ariz.
|reference=None
|publication title=SouthW. Naturalist
|publication year=1959
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V21_820.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Peritylinae
|genus=Perityle
|section=Perityle sect. Laphamia
|species=Perityle saxicola
}}<!--

-->[[Category:Treatment]][[Category:Perityle sect. Laphamia]]