View source for Juglans cinerea

{{Treatment/ID
|accepted_name=Juglans cinerea
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Syst. Nat. ed.
|place=10, 1272. 1759
|year=1759
}}
|common_names=Butternut;white walnut;noyer cerdré
|special_status={{Treatment/ID/Special_status
|code=C
|label=Conservation concern
}}{{Treatment/ID/Special_status
|code=E
|label=Endemic
}}{{Treatment/ID/Special_status
|code=F
|label=Selected by author to be illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Wallia cinerea
|authority=(Linnaeus) Alefeld
}}
|hierarchy=Juglandaceae;Juglans;Juglans cinerea
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Juglandaceae]]</div><div class="higher-taxon"><small>genus</small>[[Juglans]]</div><div class="higher-taxon"><small>species</small>[[Juglans cinerea]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="tree atypical some measurement;tree some measurement"><b>Trees,</b> to 20 (-30) m.</span> <span class="statement" id="st-d0_s1" data-properties="bark coloration;bark coloration;bark shape;plate architecture or pubescence or relief;plate architecture or pubescence"><b>Bark </b>light gray or gray-brown, shallowly divided into smooth or scaly plates.</span> <span class="statement" id="st-d0_s2" data-properties="twig architecture;distal edge course;distal edge course;ridge prominence;ridge coloration;ridge pubescence"><b>Twigs </b>with distal edge of leaf-scar straight or nearly so, bordered by well-defined, tan-gray, velvety ridge;</span> <span class="statement" id="st-d0_s3" data-properties="pith coloration">pith dark-brown.</span> <span class="statement" id="st-d0_s4" data-properties="terminal bud shape;terminal bud shape;terminal bud some measurement"><b>Terminal </b>buds conic, flattened, 12-18 mm.</span> <span class="statement" id="st-d0_s5" data-properties="leaf some measurement"><b>Leaves </b>30-60 cm;</span> <span class="statement" id="st-d0_s6" data-properties="petiole some measurement">petiole 3.5-12 cm.</span> <span class="statement" id="st-d0_s7" data-properties="leaflet atypical quantity;leaflet quantity;leaflet shape;leaflet shape;leaflet shape;leaflet shape;leaflet architecture or shape;leaflet atypical length;leaflet atypical length;leaflet length;leaflet width;margin architecture or shape;apex shape"><b>Leaflets </b>(7-) 11-17, ovate to lanceolate or oblong-lanceolate, ± symmetric, (2.5-) 5-11 (-17.5) × 1.5-6.5 cm, margins serrate, apex acuminate;</span> <span class="statement" id="st-d0_s8" data-properties="hair quantity;hair architecture or arrangement;hair architecture or function or pubescence;axil pubescence;tuft prominence;hair architecture or arrangement;hair arrangement;hair architecture or arrangement">surfaces abaxially with abundant 4-8-rayed fasciculate hairs, scales, and sometimes capitate-glandular hairs, axils of proximal veins with prominent tufts of fasciculate hairs, adaxially with scattered fasciculate hairs or becoming glabrescent;</span> <span class="statement" id="st-d0_s9" data-properties="terminal leaflet presence;terminal leaflet size">terminal leaflet present, usually large.</span> <span class="statement" id="st-d0_s10" data-properties="catkin architecture;catkin some measurement"><b>Staminate </b>catkins 6-14 cm;</span> <span class="statement" id="st-d0_s11" data-properties="stamen quantity">stamens 7-15 per flower;</span> <span class="statement" id="st-d0_s12" data-properties="pollen-sac distance">pollen-sacs 0.8-1.2 mm.</span> <span class="statement" id="st-d0_s13" data-properties="fruit quantity;fruit shape;fruit shape;fruit shape;fruit shape;fruit some measurement;fruit architecture or pubescence or relief;capitate-glandular hair density"><b>Fruits </b>3-5, ellipsoid to ovoid or cylindric, 4-8 cm, smooth, with dense capitate-glandular hairs;</span> <span class="statement" id="st-d0_s14" data-properties="nut shape;nut shape;nut shape;nut shape;nut some measurement;main ridge quantity;main ridge height;main ridge size or width;main ridge dehiscence or orientation;ridge size or width;ridge architecture;ridge dehiscence or orientation">nuts ellipsoid to subcylindric or ovoid, 3-6 cm, surface with ca. 8 high, narrow, longitudinal main ridges, with narrow, interrupted, longitudinal ridges or lamellae between main ridges.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring (Apr–Jun).
|habitat=Rich woods of river terraces and valleys, also dry rocky slopes
|elevation=0-1000 m
|distribution=N.B.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;Ga.;Ill.;Ind.;Iowa;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis.
|discussion=<p>Of conservation concern.</p><!--
--><p>The butternut canker is killing Juglans cinerea across its range. Because the trees do not root-sprout, the range is contracting.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Juglans cinerea
|author=
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=Wallia cinerea
|basionyms=
|family=Juglandaceae
|phenology=Flowering spring (Apr–Jun).
|habitat=Rich woods of river terraces and valleys, also dry rocky slopes
|elevation=0-1000 m
|distribution=N.B.;Ont.;Que.;Ala.;Ark.;Conn.;Del.;Ga.;Ill.;Ind.;Iowa;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis.
|reference=None
|publication title=Syst. Nat. ed.
|publication year=1759
|special status=Conservation concern;Endemic;Selected by author to be illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V3/V3_908.xml
|genus=Juglans
|species=Juglans cinerea
|apex shape=acuminate
|axil pubescence=glabrescent
|bark coloration=gray-brown;light gray
|bark shape=divided
|capitate-glandular hair density=dense
|catkin architecture=staminate
|catkin some measurement=6cm;14cm
|distal edge course=nearly;straight
|fruit architecture or pubescence or relief=smooth
|fruit quantity=3;5
|fruit shape=ellipsoid;ovoid or cylindric
|fruit some measurement=4cm;8cm
|hair architecture or arrangement=fasciculate;fasciculate;fasciculate
|hair architecture or function or pubescence=capitate-glandular
|hair arrangement=scattered
|hair quantity=abundant
|leaf some measurement=30cm;60cm
|leaflet architecture or shape=symmetric
|leaflet atypical length=11cm;17.5cm
|leaflet atypical quantity=7;11
|leaflet length=5cm;11cm
|leaflet quantity=11;17
|leaflet shape=ovate;lanceolate or oblong-lanceolate
|leaflet width=1.5cm;6.5cm
|main ridge dehiscence or orientation=longitudinal
|main ridge height=high
|main ridge quantity=8
|main ridge size or width=narrow
|margin architecture or shape=serrate
|nut shape=ellipsoid;subcylindric or ovoid
|nut some measurement=3cm;6cm
|petiole some measurement=3.5cm;12cm
|pith coloration=dark-brown
|plate architecture or pubescence=scaly
|plate architecture or pubescence or relief=smooth
|pollen-sac distance=0.8mm;1.2mm
|ridge architecture=interrupted
|ridge coloration=tan-gray
|ridge dehiscence or orientation=longitudinal
|ridge prominence=well-defined
|ridge pubescence=velvety
|ridge size or width=narrow
|stamen quantity=7;15
|terminal bud shape=flattened;conic
|terminal bud some measurement=12mm;18mm
|terminal leaflet presence=absent
|terminal leaflet size=large
|tree atypical some measurement=20m;30m
|tree some measurement=0m;20m
|tuft prominence=prominent
|twig architecture=bordered
}}<!--

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