Difference between revisions of "Juniperus communis"

Linnaeus

Sp. Pl. 2: 1040. 1753.

Common names: Common juniper genévrier commun
Illustrated
Treatment appears in FNA Volume 2.
FNA>Volume Importer
 
(Added Nunavut to distribution; treatment was published before Nunavut split from N.W.T.)
 
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|common_names=Common juniper;genévrier commun
 
|common_names=Common juniper;genévrier commun
 +
|special_status={{Treatment/ID/Special_status
 +
|code=F
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|label=Illustrated
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}}
 
|basionyms=
 
|basionyms=
 
|synonyms=
 
|synonyms=
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}}<!--
 
}}<!--
  
--><span class="statement" id="st-d0_s0" data-properties="shrub reproduction;shrub some measurement;shrub architecture or growth form;shrub orientation;shrub orientation;tree size;tree reproduction;tree some measurement;tree architecture or growth form;tree orientation;tree orientation"><b>Shrubs </b>or small trees dioecious, to 4 m (if trees, to 10 m), multistemmed, decumbent or rarely upright;</span> <span class="statement" id="st-d0_s1" data-properties="crown shape">crown generally depressed.</span> <span class="statement" id="st-d0_s2" data-properties="bark coloration;bark texture;bark relief;bark architecture or pubescence or relief;bark relief;strip width;branchlet size"><b>Bark </b>brown, fibrous, exfoliating in thin strips, that of small branchlets (5–10 mm diam.) smooth, that of larger branchlets exfoliating in strips and plates.</span> <span class="statement" id="st-d0_s3" data-properties="branch orientation;branch orientation"><b>Branches </b>spreading or ascending;</span> <span class="statement" id="st-d0_s4" data-properties="branchlet orientation;branchlet shape">branchlets erect, terete.</span> <span class="statement" id="st-d0_s5" data-properties="leaf coloration;leaf orientation;abaxial gland shape"><b>Leaves </b>green but sometimes appearing silver when glaucous, spreading, abaxial glands very elongate;</span> <span class="statement" id="st-d0_s6" data-properties="stomatal pubescence;band pubescence">adaxial surface with glaucous stomatal band;</span> <span class="statement" id="st-d0_s7" data-properties="apex shape;apex shape;apex shape;apex shape">apex acute to obtuse, mucronate.</span> <span class="statement" id="st-d0_s8" data-properties="seed-cone life cycle;seed-cone shape;seed-cone shape;seed-cone shape;seed-cone distance;seed-cone coloration;seed-cone pubescence;seed-cone coating;seed-cone texture;peduncle course;seed count"><b>Seed-</b>cones maturing in 2 years, of 2 distinct sizes, with straight peduncles, globose to ovoid, 6–13 mm, bluish black, glaucous, resinous to obscurely woody, with 2–3 seeds.</span> <span class="statement" id="st-d0_s9" data-properties="seed some measurement;2n chromosome count"><b>Seeds </b>4–5 mm. <b>2n</b> = 22.</span><!--
+
--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs </b>or small trees dioecious, to 4 m (if trees, to 10 m), multistemmed, decumbent or rarely upright; crown generally depressed. <b>Bark</b> brown, fibrous, exfoliating in thin strips, that of small branchlets (5–10 mm diam.) smooth, that of larger branchlets exfoliating in strips and plates. <b>Branches</b> spreading or ascending; branchlets erect, terete. <b>Leaves</b> green but sometimes appearing silver when glaucous, spreading, abaxial glands very elongate; adaxial surface with glaucous stomatal band; apex acute to obtuse, mucronate. <b>Seed</b> cones maturing in 2 years, of 2 distinct sizes, with straight peduncles, globose to ovoid, 6–13 mm, bluish black, glaucous, resinous to obscurely woody, with 2–3 seeds. <b>Seeds</b> 4–5 mm. <b>2n</b> = 22.</span><!--
  
 
-->{{Treatment/Body
 
-->{{Treatment/Body
|distribution=North America;Eurasia.
+
|distribution=Alta.;B.C.;Man.;N.B.;N.S.;N.W.T.;Nfld. and Labr. (Nfld.);Nunavut;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;Ga.;Idaho;Ill.;Ind.;Maine;Mass.;Mich.;Minn.;Mont.;N.C.;N.Dak.;N.H.;N.Mex.;N.Y.;Nev.;Ohio;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Utah;Va.;Vt.;Wash.;Wis.;Wyo.;Eurasia.
|discussion=<p>Juniperus communis is the most widespread juniper species, and many subspecies and varieties have been described. A major study, including chemical characters, is needed to clarify the taxonomy. J. D. A. Franco (1962) recognized four subspecies (here considered varieties); two of these—var. communis and var. hemisphaerica (J. Presl & C. Presl) Parlatore—do not occur in the flora and a fifth, recognized here, was not treated by Franco.</p><!--
+
|discussion=<p><i>Juniperus communis</i> is the most widespread juniper species, and many subspecies and varieties have been described. A major study, including chemical characters, is needed to clarify the taxonomy. J. D. A. Franco (1962) recognized four subspecies (here considered varieties); two of these—<i></i>var.<i> communis</i> and var. hemisphaerica (J. Presl & C. Presl) Parlatore—do not occur in the flora and a fifth, recognized here, was not treated by Franco.</p><!--
--><p>The seed cones of Juniperus communis are used to flavor gin.</p><!--
+
--><p>The seed cones of <i>Juniperus communis</i> are used to flavor gin.</p><!--
 
--><p>Varieties 5 (3 in the flora).</p>
 
--><p>Varieties 5 (3 in the flora).</p>
 
|tables=
 
|tables=
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-->{{#Taxon:
 
-->{{#Taxon:
 
name=Juniperus communis
 
name=Juniperus communis
|author=
 
 
|authority=Linnaeus
 
|authority=Linnaeus
 
|rank=species
 
|rank=species
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|basionyms=
 
|basionyms=
 
|family=Cupressaceae
 
|family=Cupressaceae
|distribution=North America;Eurasia.
+
|distribution=Alta.;B.C.;Man.;N.B.;N.S.;N.W.T.;Nfld. and Labr. (Nfld.);Nunavut;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;Ga.;Idaho;Ill.;Ind.;Maine;Mass.;Mich.;Minn.;Mont.;N.C.;N.Dak.;N.H.;N.Mex.;N.Y.;Nev.;Ohio;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Utah;Va.;Vt.;Wash.;Wis.;Wyo.;Eurasia.
 
|reference=None
 
|reference=None
 
|publication title=Sp. Pl.
 
|publication title=Sp. Pl.
 
|publication year=1753
 
|publication year=1753
|special status=
+
|special status=Illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V2/V2_224.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_224.xml
 
|genus=Juniperus
 
|genus=Juniperus
 
|section=Juniperus sect. Juniperus
 
|section=Juniperus sect. Juniperus
 
|species=Juniperus communis
 
|species=Juniperus communis
|2n chromosome count=22
 
|abaxial gland shape=elongate
 
|apex shape=mucronate;acute;obtuse
 
|band pubescence=glaucous
 
|bark architecture or pubescence or relief=smooth
 
|bark coloration=brown
 
|bark relief=exfoliating;exfoliating
 
|bark texture=fibrous
 
|branch orientation=ascending;spreading
 
|branchlet orientation=erect
 
|branchlet shape=terete
 
|branchlet size=small
 
|crown shape=depressed
 
|leaf coloration=green but sometimes appearing silver
 
|leaf orientation=spreading
 
|peduncle course=straight
 
|seed count=2;3
 
|seed some measurement=4mm;5mm
 
|seed-cone coating=resinous
 
|seed-cone coloration=bluish black
 
|seed-cone distance=6mm;13mm
 
|seed-cone life cycle=maturing
 
|seed-cone pubescence=glaucous
 
|seed-cone shape=globose;ovoid
 
|seed-cone texture=woody
 
|shrub architecture or growth form=multistemmed
 
|shrub orientation=upright;decumbent
 
|shrub reproduction=dioecious
 
|shrub some measurement=0m;4m
 
|stomatal pubescence=glaucous
 
|strip width=thin
 
|tree architecture or growth form=multistemmed
 
|tree orientation=upright;decumbent
 
|tree reproduction=dioecious
 
|tree size=small
 
|tree some measurement=0m;4m
 
 
}}<!--
 
}}<!--
  
-->[[Category:Treatment]][[Category:Juniperus sect. Juniperus]]
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-->
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[[Category:Treatment]]
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[[Category:Juniperus sect. Juniperus]]
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[[Category:Revised Since Print]]

Latest revision as of 16:48, 24 September 2021

Shrubs or small trees dioecious, to 4 m (if trees, to 10 m), multistemmed, decumbent or rarely upright; crown generally depressed. Bark brown, fibrous, exfoliating in thin strips, that of small branchlets (5–10 mm diam.) smooth, that of larger branchlets exfoliating in strips and plates. Branches spreading or ascending; branchlets erect, terete. Leaves green but sometimes appearing silver when glaucous, spreading, abaxial glands very elongate; adaxial surface with glaucous stomatal band; apex acute to obtuse, mucronate. Seed cones maturing in 2 years, of 2 distinct sizes, with straight peduncles, globose to ovoid, 6–13 mm, bluish black, glaucous, resinous to obscurely woody, with 2–3 seeds. Seeds 4–5 mm. 2n = 22.

Distribution

Alta., B.C., Man., N.B., N.S., N.W.T., Nfld. and Labr. (Nfld.), Nunavut, Ont., P.E.I., Que., Sask., Yukon, Alaska, Ariz., Calif., Colo., Conn., Ga., Idaho, Ill., Ind., Maine, Mass., Mich., Minn., Mont., N.C., N.Dak., N.H., N.Mex., N.Y., Nev., Ohio, Oreg., Pa., R.I., S.C., S.Dak., Utah, Va., Vt., Wash., Wis., Wyo., Eurasia.

Discussion

Juniperus communis is the most widespread juniper species, and many subspecies and varieties have been described. A major study, including chemical characters, is needed to clarify the taxonomy. J. D. A. Franco (1962) recognized four subspecies (here considered varieties); two of these—var. communis and var. hemisphaerica (J. Presl & C. Presl) Parlatore—do not occur in the flora and a fifth, recognized here, was not treated by Franco.

The seed cones of Juniperus communis are used to flavor gin.

Varieties 5 (3 in the flora).

Selected References

None.

Key

1 Seed cones 9–13 mm, longer than leaves. Juniperus communis var. megistocarpa
1 Seed cones 6–9 mm, shorter than leaves. > 2
2 Glaucous stomatal band on adaxial leaf surface 2 or more times as wide as each green marginal band; spreading to matlike shrubs; leaves linear-lanceolate, to 2 mm wide, apex acute to obtuse and mucronate. Juniperus communis var. montana
2 Glaucous stomatal band on adaxial leaf surface about as wide as each green marginal band; prostrate, low shrubs with ascending branchlet tips (occasionally spreading shrubs, rarely small trees); leaves linear, to 1.6 mm wide, apex acute and mucronate to acuminate. Juniperus communis var. depressa
... more about "Juniperus communis"
Robert P. Adams +
Linnaeus +
Common juniper +  and genévrier commun +
Alta. +, B.C. +, Man. +, N.B. +, N.S. +, N.W.T. +, Nfld. and Labr. (Nfld.) +, Nunavut +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Ariz. +, Calif. +, Colo. +, Conn. +, Ga. +, Idaho +, Ill. +, Ind. +, Maine +, Mass. +, Mich. +, Minn. +, Mont. +, N.C. +, N.Dak. +, N.H. +, N.Mex. +, N.Y. +, Nev. +, Ohio +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Utah +, Va. +, Vt. +, Wash. +, Wis. +, Wyo. +  and Eurasia. +
Illustrated +
Juniperus sect. Oxycedrus +
Juniperus communis +
Juniperus sect. Juniperus +
species +