View source for Quercus grisea

{{Treatment/ID
|accepted_name=Quercus grisea
|accepted_authority=Liebmann
|publications={{Treatment/Publication
|title=Overs. Kongel. Danske Vidensk. Selsk. Forh. Medlemmers Arbeider
|place=1854: 171. 1854
|year=1854
}}
|common_names=Gray oak
|special_status={{Treatment/ID/Special_status
|code=F
|label=Selected by author to be illustrated
}}
|basionyms={{Treatment/ID/Synonym
|name=Variety
|authority=(Liebmann) Engelmann
}}
|synonyms=
|hierarchy=Fagaceae;Quercus;Quercus sect. Quercus;Quercus grisea
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Fagaceae]]</div><div class="higher-taxon"><small>genus</small>[[Quercus]]</div><div class="higher-taxon"><small>section</small>[[Quercus sect. Quercus]]</div><div class="higher-taxon"><small>species</small>[[Quercus grisea]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Large </b>shrubs or moderate trees, deciduous or subevergreen, to 10 m. <b>Bark</b> gray, fissured. <b>Twigs</b> gray, 1-2 mm diam., sparsely or densely stellate-tomentulose or tomentose when young. <b>Buds</b> dark red-brown, ovoid to subglobose, 1-2 mm, stellate hairs causing yellowish color, at least on outer scales; stipules persistent, 1-4, subulate, pubescent, at base of terminal buds. <b>Leaves</b>: petiole 3-10 mm. <b>Leaf</b> blade oblong to elliptic or ovate, (15-)25-35(-80) × (7-)15-30(-40) mm, thick and leathery, base cordate or rounded, margins minutely revolute, entire or dentate with mucronate teeth, secondary veins 6-10 on each side, branched, apex acute, sometimes obtuse, rarely rounded; surfaces abaxially dull gray-green or yellowish, minutely stellate-pubescent with interlocking hairs, secondary veins very prominent, adaxially dull green, very sparsely and minutely stellate-pubescent, secondary veins slightly raised. <b>Acorns</b> solitary or paired, subsessile or on peduncle 0-30 mm; cup from deeply goblet- to deeply cup-shaped, 4-10 mm deep × 8-15 mm wide, enclosing to 1/2 nut, scales broadly ovate to oblong, proximal scales slightly or markedly tuberculate and whitish canescent, tips closely appressed, red-brown, thin, glabrate; nut light brown, ovoid to narrowly ovoid or ellipsoid, 12-18 × 8-12 mm. <b>Cotyledons</b> connate.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring.
|habitat=Igneous or dolomitic slopes, oak woodlands, juniper woodlands, desert chaparral
|elevation=usually above 1500 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico (Sonora;Chihuahua;and Durango).
|discussion=<p>Some of the specimens referred to Quercus endemica by C. H. Muller should be placed in Q. grisea.</p><!--
--><p>Numerous hybrids between Quercus grisea and other white oaks, including Q. gambelii, Q. mohriana, Q. arizonica, and numerous species in northern Mexico, have been reported. In the Hueco and Quitman mountains of trans-Pecos Texas, putative hybrids of Q. grisea × Q. turbinella Greene occur.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Quercus grisea
|author=
|authority=Liebmann
|rank=species
|parent rank=section
|synonyms=
|basionyms=Variety
|family=Fagaceae
|phenology=Flowering spring.
|habitat=Igneous or dolomitic slopes, oak woodlands, juniper woodlands, desert chaparral
|elevation=usually above 1500 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico (Sonora;Chihuahua;and Durango).
|reference=None
|publication title=Overs. Kongel. Danske Vidensk. Selsk. Forh. Medlemmers Arbeider
|publication year=1854
|special status=Selected by author to be illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V3/V3_1146.xml
|genus=Quercus
|section=Quercus sect. Quercus
|species=Quercus grisea
}}<!--

-->[[Category:Treatment]][[Category:Quercus sect. Quercus]]