View source for Quercus intricata

{{Treatment/ID
|accepted_name=Quercus intricata
|accepted_authority=Trelease
|publications={{Treatment/Publication
|title=Mem. Natl. Acad. Sci.
|place=20: 84. 1924
|year=1924
}}
|common_names=Intricate oak
|special_status={{Treatment/ID/Special_status
|code=F
|label=Selected by author to be illustrated
}}
|basionyms=
|synonyms=
|hierarchy=Fagaceae;Quercus;Quercus sect. Quercus;Quercus intricata
|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 intricata]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="shrub duration;shrub growth form;shrub architecture"><b>Shrubs,</b> evergreen, clonal, intricately branched.</span> <span class="statement" id="st-d0_s1" data-properties="bark coloration;bark architecture or pubescence"><b>Bark </b>gray, scaly.</span> <span class="statement" id="st-d0_s2" data-properties="twig coloration;twig pubescence;twig coloration;twig diameter;twig pubescence;season quantity"><b>Twigs </b>gray or yellow-tomentose, darkened, 1-1.5 mm diam., persistently pubescent for several seasons.</span> <span class="statement" id="st-d0_s3" data-properties="bud coloration;bud some measurement;apex shape;apex pubescence;apex pubescence;apex pubescence"><b>Buds </b>dark reddish-brown, 1-1.5 mm, apex round, sparsely pubescent to glabrate.</span> <span class="statement" id="st-d0_s4" data-properties="petiole some measurement"><b>Leaves:</b> petiole 2-3 mm.</span> <span class="statement" id="st-d0_s5" data-properties="leaf-blade shape;leaf-blade shape;leaf-blade length;leaf-blade width;leaf-blade width;leaf-blade texture;base shape;base shape;base shape;margin shape or vernation;margin shape;margin architecture or shape;tooth quantity;secondary-vein quantity;secondary-vein quantity;apex shape;apex shape"><b>Leaf-</b>blade oblong, sometimes ovate, often strongly cupped, 10-25 × 5-13 mm, extremely thick, leathery, base cuneate to cordate, margins very coarsely revolute, often undulate-crisped, entire, rarely with a few teeth, secondary-veins 8 or 9 on each side, apex acute or obtuse;</span> <span class="statement" id="st-d0_s6" data-properties="surface coloration;surface coloration;surface pubescence;surface pubescence;hair orientation;hair shape;midrib pubescence;midrib coloration;secondary-vein prominence;secondary-vein prominence;secondary-vein coloration;secondary-vein coloration;secondary-vein reflectance;secondary-vein pubescence;secondary-vein prominence">surfaces abaxially brownish or buff, persistently tomentose with erect curly hairs, rarely glabrate in 2d season, midribs (and sometimes principal veins) glabrous and brown against tomentum, secondary-veins sometimes prominently raised, usually obscured by tomentum, adaxially dark or gray-green, lustrous, sparsely or moderately stellate-pubescent, secondary-veins impressed.</span> <span class="statement" id="st-d0_s7" data-properties="acorn arrangement;acorn arrangement;acorn architecture;acorn architecture;peduncle some measurement"><b>Acorns </b>solitary or paired, subsessile or on peduncle to 15 mm;</span> <span class="statement" id="st-d0_s8" data-properties="cup shape;cup some measurement;cup width;base shape;margin width;scale shape;scale width;scale pubescence;scale relief;tip fixation or orientation;tip coloration;tip width;tip pubescence">cup deeply cupshaped, 7-8 mm deep × ca. 10 mm wide, base round, margin thin, scales ovate or narrower, proximally canescent-tomentose, moderately or markedly tuberculate, tips closely appressed, reddish, thin, nearly glabrous;</span> <span class="statement" id="st-d0_s9" data-properties="nut coloration;nut shape;nut length;nut width">nut light-brown, ovoid, 9-12 × 8-10 mm.</span> <span class="statement" id="st-d0_s10" data-properties="cotyledon fusion"><b>Cotyledons </b>connate.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring.
|habitat=Open chaparral and pinyon-oak woodland, on dry, rocky, limestone slopes (in Mexico also on gypsophilous soils)
|elevation=1500-2500 m
|distribution=Tex.;Mexico (Coahuila);Mexico (Nuevo León);Mexico (Durango);Mexico (and Zacatecas)
|discussion=<p>Quercus intricata, a fairly common element of the mountains of the Chihuahuan Desert region, is known in the United States only from two localities: a population in the Chisos Mountains and another in the Eagle Mountains of west Texas.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Quercus intricata
|author=
|authority=Trelease
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Fagaceae
|phenology=Flowering spring.
|habitat=Open chaparral and pinyon-oak woodland, on dry, rocky, limestone slopes (in Mexico also on gypsophilous soils)
|elevation=1500-2500 m
|distribution=Tex.;Mexico (Coahuila);Mexico (Nuevo León);Mexico (Durango);Mexico (and Zacatecas)
|reference=None
|publication title=Mem. Natl. Acad. Sci.
|publication year=1924
|special status=Selected by author to be illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V3/V3_725.xml
|genus=Quercus
|section=Quercus sect. Quercus
|species=Quercus intricata
|acorn architecture=on peduncle;subsessile
|acorn arrangement=paired;solitary
|apex pubescence=sparsely pubescent;glabrate
|apex shape=obtuse;acute;round
|bark architecture or pubescence=scaly
|bark coloration=gray
|base shape=round;cuneate;cordate
|bud coloration=dark reddish-brown
|bud some measurement=1mm;1.5mm
|cotyledon fusion=connate
|cup shape=cup-shaped
|cup some measurement=7mm;8mm
|cup width=wide
|hair orientation=erect
|hair shape=curly
|leaf-blade length=10mm;25mm
|leaf-blade shape=ovate;oblong
|leaf-blade texture=leathery
|leaf-blade width=thick;5mm;13mm
|margin architecture or shape=entire
|margin shape=undulate-crisped
|margin shape or vernation=revolute
|margin width=thin
|midrib coloration=brown
|midrib pubescence=glabrous
|nut coloration=light-brown
|nut length=9mm;12mm
|nut shape=ovoid
|nut width=8mm;10mm
|peduncle some measurement=0mm;15mm
|petiole some measurement=2mm;3mm
|scale pubescence=canescent-tomentose
|scale relief=tuberculate
|scale shape=ovate
|scale width=narrower
|season quantity=several
|secondary-vein coloration=gray-green;dark
|secondary-vein prominence=impressed;obscured;raised
|secondary-vein pubescence=stellate-pubescent
|secondary-vein quantity=9;8
|secondary-vein reflectance=lustrous
|shrub architecture=branched
|shrub duration=evergreen
|shrub growth form=clonal
|surface coloration=buff;brownish
|surface pubescence=glabrate;tomentose
|tip coloration=reddish
|tip fixation or orientation=appressed
|tip pubescence=glabrous
|tip width=thin
|tooth quantity=few
|twig coloration=darkened;gray
|twig diameter=1mm;1.5mm
|twig pubescence=pubescent;yellow-tomentose
}}<!--

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