View source for Quercus oblongifolia

{{Treatment/ID
|accepted_name=Quercus oblongifolia
|accepted_authority=Torrey in L. Sitgreaves
|publications={{Treatment/Publication
|title=in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers,
|place=173, plate 19. 1853
|year=1853
}}
|common_names=Sonoran blue 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 oblongifolia
|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 oblongifolia]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="tree duration;tree some measurement"><b>Trees,</b> evergreen, to 10 m.</span> <span class="statement" id="st-d0_s1" data-properties="bark coloration;bark coloration;bark architecture"><b>Bark </b>gray or whitish, closely furrowed.</span> <span class="statement" id="st-d0_s2" data-properties="twig coloration;twig diameter;twig pubescence;twig pubescence"><b>Twigs </b>light-brown, 1-1.5 mm diam., densely or sparsely stellate-tomentose, soon glabrate.</span> <span class="statement" id="st-d0_s3" data-properties="bud coloration;bud shape;bud shape;bud shape;bud some measurement;bud pubescence;basal scale pubescence"><b>Buds </b>reddish-brown, subspheric to broadly ovoid, 1-2 mm, glabrous or basal scales pubescent;</span> <span class="statement" id="st-d0_s4" data-properties="stipule duration">stipules persistent about terminal buds.</span> <span class="statement" id="st-d0_s5" data-properties="petiole atypical some measurement;petiole some measurement"><b>Leaves:</b> petiole 2-5 (-8) mm.</span> <span class="statement" id="st-d0_s6" data-properties="leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade atypical length;leaf-blade atypical length;leaf-blade length;leaf-blade atypical width;leaf-blade atypical width;leaf-blade width;base shape;base shape;base shape;margin architecture or shape;margin shape;margin shape;secondary-vein atypical quantity;secondary-vein quantity;secondary-vein architecture;apex shape;apex shape"><b>Leaf-</b>blade oblong to elliptic, occasionally lanceolate or ovate, (20-) 30-60 (-80) × (5-) 10-25 (-30) mm, base cuneate to cordate, margins entire, undulate, sometimes irregularly toothed especially toward apex, secondary-veins 7-8 (-10) on each side, branched, apex acute or broadly rounded;</span> <span class="statement" id="st-d0_s7" data-properties="surface pubescence;surface pubescence;surface pubescence;base pubescence;base reflectance;base coloration;base coloration;base pubescence;base pubescence;base pubescence">surfaces abaxially densely and loosely glandular-tomentose, quickly glabrate or persistently floccose, especially about base of midrib, at maturity strongly glaucous, adaxially dull pale green, bluish green, or glaucous, sparsely stellate-tomentose, quickly glabrate.</span> <span class="statement" id="st-d0_s8" data-properties="acorn arrangement;acorn arrangement;acorn architecture;acorn architecture;peduncle some measurement"><b>Acorns </b>solitary or paired, subsessile or on peduncle 4-12 mm;</span> <span class="statement" id="st-d0_s9" data-properties="cup shape;cup width;cup width;cup width;nut quantity;scale width;scale relief;scale pubescence">cup cupshaped, about 6-8 (-13) mm deep × 10-13 mm wide, enclosing ca. 1/3 nut, scales to 1-1.5 mm wide, moderately, regularly tuberculate near base of cup, gray-pubescent;</span> <span class="statement" id="st-d0_s10" data-properties="nut coloration;nut shape;nut shape;nut atypical length;nut length;nut atypical width;nut width;nut pubescence;nut pubescence">nut light-brown, ovoid or oblong, 12-17 (-19) × (7-) 10-12 mm, glabrate or puberulent about apex.</span> <span class="statement" id="st-d0_s11" data-properties="cotyledon fusion"><b>Cotyledons </b>connate.</span><!--

-->{{Treatment/Body
|phenology=Flowering in spring.
|habitat=Common in high grasslands and midelevation woodlands, mesas, and canyons
|elevation=1300-1650 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico (Baja California South);Mexico (Sonora);Mexico (Chihuahua);Mexico (and Coahuila)
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Quercus oblongifolia
|author=
|authority=Torrey in L. Sitgreaves
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Fagaceae
|phenology=Flowering in spring.
|habitat=Common in high grasslands and midelevation woodlands, mesas, and canyons
|elevation=1300-1650 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico (Baja California South);Mexico (Sonora);Mexico (Chihuahua);Mexico (and Coahuila)
|reference=None
|publication title=in L. Sitgreaves, Rep. Exped. Zuni Colorado Rivers,
|publication year=1853
|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_809.xml
|genus=Quercus
|section=Quercus sect. Quercus
|species=Quercus oblongifolia
|acorn architecture=on peduncle;subsessile
|acorn arrangement=paired;solitary
|apex shape=rounded;acute
|bark architecture=furrowed
|bark coloration=whitish;gray
|basal scale pubescence=pubescent
|base coloration=bluish green;pale green
|base pubescence=glabrate;stellate-tomentose;glaucous;glaucous
|base reflectance=dull
|base shape=cuneate;cordate
|bud coloration=reddish-brown
|bud pubescence=glabrous
|bud shape=subspheric;broadly ovoid
|bud some measurement=1mm;2mm
|cotyledon fusion=connate
|cup shape=cup-shaped
|cup width=×10-13;6mm;8mm
|leaf-blade atypical length=60mm;80mm
|leaf-blade atypical width=25mm;30mm
|leaf-blade length=30mm;60mm
|leaf-blade shape=oblong;elliptic occasionally lanceolate or ovate
|leaf-blade width=10mm;25mm
|margin architecture or shape=entire
|margin shape=toothed;undulate
|nut atypical length=17mm;19mm
|nut atypical width=7mm;10mm
|nut coloration=light-brown
|nut length=12mm;17mm
|nut pubescence=puberulent;glabrate
|nut quantity=1/3
|nut shape=oblong;ovoid
|nut width=10mm;12mm
|peduncle some measurement=4mm;12mm
|petiole atypical some measurement=5mm;8mm
|petiole some measurement=2mm;5mm
|scale pubescence=gray-pubescent
|scale relief=tuberculate
|scale width=1mm;1.5mm
|secondary-vein architecture=branched
|secondary-vein atypical quantity=8;10
|secondary-vein quantity=7;8
|stipule duration=persistent
|surface pubescence=floccose;glabrate;glandular-tomentose
|tree duration=evergreen
|tree some measurement=0m;10m
|twig coloration=light-brown
|twig diameter=1mm;1.5mm
|twig pubescence=glabrate;stellate-tomentose
}}<!--

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