Difference between revisions of "Corylus americana"

Walter

Fl. Carol., 236. 1788.

Common names: American hazel or hazelnut noisetier d'Amérique
EndemicIllustrated
Synonyms: Corylus americana var. altior Farwell Corylus americana var. indehiscens E. J. Palmer & Steyermark Corylus americana var. missouriensis A. de Candolle
Treatment appears in FNA Volume 3.
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}}{{Treatment/ID/Special_status
 
}}{{Treatment/ID/Special_status
 
|code=F
 
|code=F
|label=Selected by author to be illustrated
+
|label=Illustrated
 
}}
 
}}
 
|basionyms=
 
|basionyms=
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|name=Corylus americana var. altior
 
|name=Corylus americana var. altior
 
|authority=Farwell
 
|authority=Farwell
}}{{Treatment/ID/Synonym
+
|rank=variety
 +
}} {{Treatment/ID/Synonym
 
|name=Corylus americana var. indehiscens
 
|name=Corylus americana var. indehiscens
 
|authority=E. J. Palmer & Steyermark
 
|authority=E. J. Palmer & Steyermark
}}{{Treatment/ID/Synonym
+
|rank=variety
 +
}} {{Treatment/ID/Synonym
 
|name=Corylus americana var. missouriensis
 
|name=Corylus americana var. missouriensis
 
|authority=A. de Candolle
 
|authority=A. de Candolle
 +
|rank=variety
 
}}
 
}}
 
|hierarchy=Betulaceae;Betulaceae subfam. Coryloideae;Corylus;Corylus americana
 
|hierarchy=Betulaceae;Betulaceae subfam. Coryloideae;Corylus;Corylus americana
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}}<!--
 
}}<!--
  
--><span class="statement" id="st-d0_s0" data-properties="shrub architecture;shrub orientation;shrub shape;shrub atypical some measurement;shrub some measurement"><b>Shrubs,</b> open, upright, rounded, to 3 (–5) m.</span> <span class="statement" id="st-d0_s1" data-properties="bark coloration;bark architecture or pubescence or relief"><b>Bark </b>light gray, smooth.</span> <span class="statement" id="st-d0_s2" data-properties="branch orientation"><b>Branches </b>ascending;</span> <span class="statement" id="st-d0_s3" data-properties="twig pubescence;glandular-hair pubescence">twigs pubescent, covered with bristly glandular-hairs.</span> <span class="statement" id="st-d0_s4" data-properties="bud season;bud shape;bud length;bud width;apex shape;apex shape;apex shape"><b>Winter </b>buds containing inflorescences broadly ovoid, 3–4 × 3–4 mm, apex obtuse to rounded.</span> <span class="statement" id="st-d0_s5" data-properties="petiole pubescence;petiole pubescence"><b>Leaves:</b> petiole pubescent, densely glandular-bristly.</span> <span class="statement" id="st-d0_s6" data-properties="leaf-blade shape;leaf-blade shape;leaf-blade shape;leaf-blade shape;side course;lobe prominence;base shape;base length;base width;base width;margin architecture or shape;margin architecture or shape;apex shape"><b>Leaf-</b>blade broadly ovate, often with straight sides and slight lobes near apex, giving them squarish appearance, 5–16 × 4–12 cm, moderately thin, base narrowly cordate to narrowly rounded, margins sharply serrate or obscurely doubly serrate, apex abruptly to long-acuminate;</span> <span class="statement" id="st-d0_s7" data-properties="surface pubescence;surface pubescence;surface pubescence;surface pubescence">surfaces abaxially sparsely to moderately pubescent, velutinous to tomentose along major veins and in vein-axils.</span> <span class="statement" id="st-d0_s8" data-properties="catkin architecture;catkin position;catkin length;catkin width"><b>Inflorescences:</b> staminate catkins lateral along branchlets on very short-shoots, usually in clusters of 1–2, 4–8 × 0.5–0.8 cm;</span> <span class="statement" id="st-d0_s9" data-properties="peduncle some measurement">peduncles mostly 1–5 mm.</span> <span class="statement" id="st-d0_s10" data-properties="nut prominence"><b>Nuts </b>in clusters of 2–5, sometimes partially visible;</span> <span class="statement" id="st-d0_s11" data-properties="beak size;beak architecture or shape;beak fusion;beak length;apex shape">bracts much enlarged, leaflike, distinct nearly to base, slightly longer than to 2 times length of nuts, apex deeply and irregularly laciniate;</span> <span class="statement" id="st-d0_s12" data-properties="">bract surfaces downy-pubescent, abaxially stipitate-glandular.</span> <span class="statement" id="st-d0_s13" data-properties="bract surface pubescence;bract surface pubescence;2n chromosome quantity;2n chromosome quantity">2n = 22, 28.</span><!--
+
--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs,</b> open, upright, rounded, to 3(–5) m. <b>Bark</b> light gray, smooth. <b>Branches</b> ascending; twigs pubescent, covered with bristly glandular hairs. <b>Winter</b> buds containing inflorescences broadly ovoid, 3–4 × 3–4 mm, apex obtuse to rounded. <b>Leaves</b>: petiole pubescent, densely glandular-bristly. <b>Leaf</b> blade broadly ovate, often with straight sides and slight lobes near apex, giving them squarish appearance, 5–16 × 4–12 cm, moderately thin, base narrowly cordate to narrowly rounded, margins sharply serrate or obscurely doubly serrate, apex abruptly to long-acuminate; surfaces abaxially sparsely to moderately pubescent, velutinous to tomentose along major veins and in vein axils. <b>Inflorescences</b>: staminate catkins lateral along branchlets on very short shoots, usually in clusters of 1–2, 4–8 × 0.5–0.8 cm; peduncles mostly 1–5 mm. <b>Nuts</b> in clusters of 2–5, sometimes partially visible; bracts much enlarged, leaflike, distinct nearly to base, slightly longer than to 2 times length of nuts, apex deeply and irregularly laciniate; bract surfaces downy-pubescent, abaxially stipitate-glandular. <b>2n</b> = 22, 28.</span><!--
  
 
-->{{Treatment/Body
 
-->{{Treatment/Body
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|elevation=0–750 m
 
|elevation=0–750 m
 
|distribution=Man.;Ont.;Sask.;Ala.;Ark.;Conn.;Del.;D.C.;Ga.;Ill.;Ind.;Iowa;Kans.;La.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.
 
|distribution=Man.;Ont.;Sask.;Ala.;Ark.;Conn.;Del.;D.C.;Ga.;Ill.;Ind.;Iowa;Kans.;La.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.H.;N.J.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Vt.;Va.;W.Va.;Wis.
|discussion=<p>Corylus americana is a weedy species, sometimes considered a pest in carefully managed forests. The nuts are smaller but of the same general quality and flavor as commercial filberts (Corylus maxima Miller and C. colurna Linnaeus).</p><!--
+
|discussion=<p><i>Corylus americana</i> is a weedy species, sometimes considered a pest in carefully managed forests. The nuts are smaller but of the same general quality and flavor as commercial filberts (<i>Corylus</i> maxima Miller and C. colurna Linnaeus).</p><!--
--><p>Native Americans used Corylus americana medicinally for hives, biliousness, diarrhea, cramps, hay fever, childbirth, hemorrhages, prenatal strength, and teething, to induce vomiting, and to heal cuts (D. E. Moerman 1986).</p>
+
--><p>Native Americans used <i>Corylus americana</i> medicinally for hives, biliousness, diarrhea, cramps, hay fever, childbirth, hemorrhages, prenatal strength, and teething, to induce vomiting, and to heal cuts (D. E. Moerman 1986).</p>
 
|tables=
 
|tables=
 
|references=
 
|references=
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-->{{#Taxon:
 
-->{{#Taxon:
 
name=Corylus americana
 
name=Corylus americana
|author=
 
 
|authority=Walter
 
|authority=Walter
 
|rank=species
 
|rank=species
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|publication title=Fl. Carol.,
 
|publication title=Fl. Carol.,
 
|publication year=1788
 
|publication year=1788
|special status=Endemic;Selected by author to be illustrated
+
|special status=Endemic;Illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V3/V3_231.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V3/V3_231.xml
 
|subfamily=Betulaceae subfam. Coryloideae
 
|subfamily=Betulaceae subfam. Coryloideae
 
|genus=Corylus
 
|genus=Corylus
 
|species=Corylus americana
 
|species=Corylus americana
|2n chromosome quantity=28;22
 
|apex shape=laciniate;long-acuminate;obtuse;rounded
 
|bark architecture or pubescence or relief=smooth
 
|bark coloration=light gray
 
|base length=5cm;16cm
 
|base shape=squarish
 
|base width=thin;4cm;12cm
 
|beak architecture or shape=leaflike
 
|beak fusion=distinct
 
|beak length=0-2 times length of nuts
 
|beak size=enlarged
 
|bract surface pubescence=stipitate-glandular;downy-pubescent
 
|branch orientation=ascending
 
|bud length=3mm;4mm
 
|bud season=winter
 
|bud shape=ovoid
 
|bud width=3mm;4mm
 
|catkin architecture=staminate
 
|catkin length=4cm;8cm
 
|catkin position=lateral
 
|catkin width=0.5cm;0.8cm
 
|glandular-hair pubescence=bristly
 
|leaf-blade shape=narrowly cordate;narrowly rounded
 
|lobe prominence=slight
 
|margin architecture or shape=serrate;serrate
 
|nut prominence=visible
 
|peduncle some measurement=1mm;5mm
 
|petiole pubescence=glandular-bristly;pubescent
 
|shrub architecture=open
 
|shrub atypical some measurement=3m;5m
 
|shrub orientation=upright
 
|shrub shape=rounded
 
|shrub some measurement=0m;3m
 
|side course=straight
 
|surface pubescence=velutinous;tomentose
 
|twig pubescence=pubescent
 
 
}}<!--
 
}}<!--
  
 
-->[[Category:Treatment]][[Category:Corylus]]
 
-->[[Category:Treatment]][[Category:Corylus]]

Latest revision as of 22:47, 5 November 2020

Shrubs, open, upright, rounded, to 3(–5) m. Bark light gray, smooth. Branches ascending; twigs pubescent, covered with bristly glandular hairs. Winter buds containing inflorescences broadly ovoid, 3–4 × 3–4 mm, apex obtuse to rounded. Leaves: petiole pubescent, densely glandular-bristly. Leaf blade broadly ovate, often with straight sides and slight lobes near apex, giving them squarish appearance, 5–16 × 4–12 cm, moderately thin, base narrowly cordate to narrowly rounded, margins sharply serrate or obscurely doubly serrate, apex abruptly to long-acuminate; surfaces abaxially sparsely to moderately pubescent, velutinous to tomentose along major veins and in vein axils. Inflorescences: staminate catkins lateral along branchlets on very short shoots, usually in clusters of 1–2, 4–8 × 0.5–0.8 cm; peduncles mostly 1–5 mm. Nuts in clusters of 2–5, sometimes partially visible; bracts much enlarged, leaflike, distinct nearly to base, slightly longer than to 2 times length of nuts, apex deeply and irregularly laciniate; bract surfaces downy-pubescent, abaxially stipitate-glandular. 2n = 22, 28.


Phenology: Flowering very early spring.
Habitat: Moist to dry open woods and thickets, hillsides, roadsides, fencerows, and waste places
Elevation: 0–750 m

Distribution

V3 231-distribution-map.gif

Man., Ont., Sask., Ala., Ark., Conn., Del., D.C., Ga., Ill., Ind., Iowa, Kans., La., Ky., Maine, Md., Mass., Mich., Minn., Miss., Mo., Nebr., N.H., N.J., N.Y., N.C., N.Dak., Ohio, Okla., Pa., R.I., S.C., S.Dak., Tenn., Vt., Va., W.Va., Wis.

Discussion

Corylus americana is a weedy species, sometimes considered a pest in carefully managed forests. The nuts are smaller but of the same general quality and flavor as commercial filberts (Corylus maxima Miller and C. colurna Linnaeus).

Native Americans used Corylus americana medicinally for hives, biliousness, diarrhea, cramps, hay fever, childbirth, hemorrhages, prenatal strength, and teething, to induce vomiting, and to heal cuts (D. E. Moerman 1986).

Selected References

None.

Lower Taxa

None.
... more about "Corylus americana"
John J. Furlow +
Walter +
American hazel or hazelnut +  and noisetier d'Amérique +
Man. +, Ont. +, Sask. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, La. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Vt. +, Va. +, W.Va. +  and Wis. +
0–750 m +
Moist to dry open woods and thickets, hillsides, roadsides, fencerows, and waste places +
Flowering very early spring. +
Fl. Carol., +
Endemic +  and Illustrated +
Corylus americana var. altior +, Corylus americana var. indehiscens +  and Corylus americana var. missouriensis +
Corylus americana +
species +