Difference between revisions of "Ephedra viridis"

Coville

Contr. U.S. Natl. Herb. 4: 220. 1893.

Common names: Green ephedra
Endemic
Synonyms: Ephedra nevadensis var. pluribracteata Palmer ex Stapf Ephedra nevadensis var. viridis (Coville) M. E. Jones
Treatment appears in FNA Volume 2.
FNA>Volume Importer
 
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|common_names=Green ephedra
 
|common_names=Green ephedra
 +
|special_status={{Treatment/ID/Special_status
 +
|code=E
 +
|label=Endemic
 +
}}
 
|basionyms=
 
|basionyms=
 
|synonyms={{Treatment/ID/Synonym
 
|synonyms={{Treatment/ID/Synonym
 
|name=Ephedra nevadensis var. pluribracteata
 
|name=Ephedra nevadensis var. pluribracteata
 
|authority=Palmer ex Stapf
 
|authority=Palmer ex Stapf
}}{{Treatment/ID/Synonym
+
|rank=variety
 +
}} {{Treatment/ID/Synonym
 
|name=Ephedra nevadensis var. viridis
 
|name=Ephedra nevadensis var. viridis
 
|authority=(Coville) M. E. Jones
 
|authority=(Coville) M. E. Jones
 +
|rank=variety
 
}}
 
}}
 
|hierarchy=Ephedraceae;Ephedra;Ephedra viridis
 
|hierarchy=Ephedraceae;Ephedra;Ephedra viridis
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}}<!--
 
}}<!--
  
--><span class="statement" id="st-d0_s0" data-properties="shrub orientation;shrub some measurement"><b>Shrubs </b>erect, 0.5–1 m.</span> <span class="statement" id="st-d0_s1" data-properties="bark coloration;bark condition;bark relief"><b>Bark </b>gray, cracked and irregularly fissured.</span> <span class="statement" id="st-d0_s2" data-properties="branch arrangement;branch arrangement;branch texture;angle degree"><b>Branches </b>alternate or whorled, rigid, angle of divergence about 30°.</span> <span class="statement" id="st-d0_s3" data-properties="twig coloration;twig coloration;twig coloration;twig coloration;twig coating;between grooves ridge relief;between grooves ridge architecture or pubescence or relief;groove dehiscence or orientation"><b>Twigs </b>bright green to yellow-green, becoming yellow with age, not viscid, ridges between longitudinal grooves barely papillate, smooth;</span> <span class="statement" id="st-d0_s4" data-properties="internode some measurement">internodes 1–5 cm.</span> <span class="statement" id="st-d0_s5" data-properties="terminal bud shape;terminal bud some measurement;apex shape"><b>Terminal </b>buds conic, 1–2 mm, apex obtuse.</span> <span class="statement" id="st-d0_s6" data-properties="leaf arrangement;leaf some measurement;leaf fusion;leaf length;leaf nutrition"><b>Leaves </b>opposite, 2–5 mm, connate to 1/2–3/4 their length, not photosynthetic;</span> <span class="statement" id="st-d0_s7" data-properties="base size or width;base coloration;base duration;base texture;base size;base coloration">bases thickened, brown, persistent, becoming hard, enlarged, and black;</span> <span class="statement" id="st-d0_s8" data-properties="apex shape">apex setaceous.</span> <span class="statement" id="st-d0_s9" data-properties="pollen cone count;pollen cone shape;pollen cone some measurement;pollen cone architecture"><b>Pollen </b>cones 2–several at node, obovoid, 5–7 mm, sessile;</span> <span class="statement" id="st-d0_s10" data-properties="bract arrangement;bract count;bract coloration;bract shape;bract length;bract width;bract texture;bract fusion">bracts opposite, 6–10 pairs, light yellow and slightly reddened, ovate, 2–4 × 2–3 mm, membranous, slightly connate at base;</span> <span class="statement" id="st-d0_s11" data-properties="">bracteoles slightly exceeding bracts;</span> <span class="statement" id="st-d0_s12" data-properties="sporangiophore some measurement;sporangiophore count;sporangiophore position;microsporangium count;microsporangium architecture;microsporangium architecture;microsporangium architecture">sporangiophores 2–4 mm, 1/4–1/2 exserted, with 5–8 sessile to nearly sessile microsporangia.</span> <span class="statement" id="st-d0_s13" data-properties="seed-cone count;seed-cone shape;seed-cone distance;seed-cone architecture;seed-cone architecture;peduncle height or length or size;peduncle architecture or pubescence"><b>Seed-</b>cones 2–several at node, obovoid, 6–10 mm, sessile or on short, scaly peduncles;</span> <span class="statement" id="st-d0_s14" data-properties="bract arrangement;bract count;bract shape;bract length;bract width;bract texture;bract texture;center coloration;margin architecture or shape">bracts opposite, 4–8 pairs, ovate, 4–7 × 2–4 mm, membranous or papery, with yellow center and base, margins entire.</span> <span class="statement" id="st-d0_s15" data-properties=""><b>Seeds </b>2, ellipsoid, 5–8 × 2–4 mm, light-brown to brown, smooth.</span> <span class="statement" id="st-d0_s16" data-properties="seed count;seed shape;seed length;seed width;seed coloration;seed coloration;seed coloration;seed architecture or pubescence or relief;2n chromosome count">2n = 28.</span><!--
+
--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs </b>erect, 0.5–1 m. <b>Bark</b> gray, cracked and irregularly fissured. <b>Branches</b> alternate or whorled, rigid, angle of divergence about 30°. <b>Twigs</b> bright green to yellow-green, becoming yellow with age, not viscid, ridges between longitudinal grooves barely papillate, smooth; internodes 1–5 cm. <b>Terminal</b> buds conic, 1–2 mm, apex obtuse. <b>Leaves</b> opposite, 2–5 mm, connate to 1/2–3/4 their length, not photosynthetic; bases thickened, brown, persistent, becoming hard, enlarged, and black; apex setaceous. <b>Pollen</b> cones 2–several at node, obovoid, 5–7 mm, sessile; bracts opposite, 6–10 pairs, light yellow and slightly reddened, ovate, 2–4 × 2–3 mm, membranous, slightly connate at base; bracteoles slightly exceeding bracts; sporangiophores 2–4 mm, 1/4–1/2 exserted, with 5–8 sessile to nearly sessile microsporangia. <b>Seed</b> cones 2–several at node, obovoid, 6–10 mm, sessile or on short, scaly peduncles; bracts opposite, 4–8 pairs, ovate, 4–7 × 2–4 mm, membranous or papery, with yellow center and base, margins entire. <b>Seeds</b> 2, ellipsoid, 5–8 × 2–4 mm, light brown to brown, smooth. <b>2n</b> = 28.</span><!--
  
 
-->{{Treatment/Body
 
-->{{Treatment/Body
 +
|phenology=Coning spring.
 
|habitat=Dry rocky slopes and canyon walls
 
|habitat=Dry rocky slopes and canyon walls
 
|elevation=800–2500 m
 
|elevation=800–2500 m
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-->{{#Taxon:
 
-->{{#Taxon:
 
name=Ephedra viridis
 
name=Ephedra viridis
|author=
 
 
|authority=Coville
 
|authority=Coville
 
|rank=species
 
|rank=species
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|basionyms=
 
|basionyms=
 
|family=Ephedraceae
 
|family=Ephedraceae
 +
|phenology=Coning spring.
 
|habitat=Dry rocky slopes and canyon walls
 
|habitat=Dry rocky slopes and canyon walls
 
|elevation=800–2500 m
 
|elevation=800–2500 m
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|publication title=Contr. U.S. Natl. Herb.
 
|publication title=Contr. U.S. Natl. Herb.
 
|publication year=1893
 
|publication year=1893
|special status=
+
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V2/V2_506.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_506.xml
 
|genus=Ephedra
 
|genus=Ephedra
 
|species=Ephedra viridis
 
|species=Ephedra viridis
|2n chromosome count=28
 
|angle degree=30°
 
|apex shape=setaceous;obtuse
 
|bark coloration=gray
 
|bark condition=cracked
 
|bark relief=fissured
 
|base coloration=black;brown
 
|base duration=persistent
 
|base size=enlarged
 
|base size or width=thickened
 
|base texture=hard
 
|between grooves ridge architecture or pubescence or relief=smooth
 
|between grooves ridge relief=papillate
 
|bract arrangement=opposite;opposite
 
|bract coloration=light yellow and slightly reddened
 
|bract count=4;8
 
|bract fusion=connate
 
|bract length=4mm;7mm
 
|bract shape=ovate;ovate
 
|bract texture=papery;membranous;membranous
 
|bract width=2mm;4mm
 
|branch arrangement=whorled;alternate
 
|branch texture=rigid
 
|center coloration=yellow
 
|groove dehiscence or orientation=longitudinal
 
|internode some measurement=1cm;5cm
 
|leaf arrangement=opposite
 
|leaf fusion=connate
 
|leaf length=0;1/2-3/4
 
|leaf nutrition=not photosynthetic
 
|leaf some measurement=2mm;5mm
 
|margin architecture or shape=entire
 
|microsporangium architecture=sessile;nearly sessile
 
|microsporangium count=5;8
 
|peduncle architecture or pubescence=scaly
 
|peduncle height or length or size=short
 
|pollen cone architecture=sessile
 
|pollen cone count=2;several
 
|pollen cone shape=obovoid
 
|pollen cone some measurement=5mm;7mm
 
|seed architecture or pubescence or relief=smooth
 
|seed coloration=light-brown;brown
 
|seed count=2
 
|seed length=5mm;8mm
 
|seed shape=ellipsoid
 
|seed width=2mm;4mm
 
|seed-cone architecture=on short , scaly peduncles;sessile
 
|seed-cone count=2;several
 
|seed-cone distance=6mm;10mm
 
|seed-cone shape=obovoid
 
|shrub orientation=erect
 
|shrub some measurement=0.5m;1m
 
|sporangiophore count=1/4;1/2
 
|sporangiophore position=exserted
 
|sporangiophore some measurement=2mm;4mm
 
|terminal bud shape=conic
 
|terminal bud some measurement=1mm;2mm
 
|twig coating=not viscid
 
|twig coloration=yellow;bright green;yellow-green
 
 
}}<!--
 
}}<!--
  
 
-->[[Category:Treatment]][[Category:Ephedra]]
 
-->[[Category:Treatment]][[Category:Ephedra]]

Latest revision as of 20:23, 5 November 2020

Shrubs erect, 0.5–1 m. Bark gray, cracked and irregularly fissured. Branches alternate or whorled, rigid, angle of divergence about 30°. Twigs bright green to yellow-green, becoming yellow with age, not viscid, ridges between longitudinal grooves barely papillate, smooth; internodes 1–5 cm. Terminal buds conic, 1–2 mm, apex obtuse. Leaves opposite, 2–5 mm, connate to 1/2–3/4 their length, not photosynthetic; bases thickened, brown, persistent, becoming hard, enlarged, and black; apex setaceous. Pollen cones 2–several at node, obovoid, 5–7 mm, sessile; bracts opposite, 6–10 pairs, light yellow and slightly reddened, ovate, 2–4 × 2–3 mm, membranous, slightly connate at base; bracteoles slightly exceeding bracts; sporangiophores 2–4 mm, 1/4–1/2 exserted, with 5–8 sessile to nearly sessile microsporangia. Seed cones 2–several at node, obovoid, 6–10 mm, sessile or on short, scaly peduncles; bracts opposite, 4–8 pairs, ovate, 4–7 × 2–4 mm, membranous or papery, with yellow center and base, margins entire. Seeds 2, ellipsoid, 5–8 × 2–4 mm, light brown to brown, smooth. 2n = 28.


Phenology: Coning spring.
Habitat: Dry rocky slopes and canyon walls
Elevation: 800–2500 m

Distribution

V2 506-distribution-map.gif

Ariz., Calif., Colo., Nev., N.Mex., Oreg., Utah, Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Ephedra viridis"
Dennis Wm. Stevenson +
Coville +
Green ephedra +
Ariz. +, Calif. +, Colo. +, Nev. +, N.Mex. +, Oreg. +, Utah +  and Wyo. +
800–2500 m +
Dry rocky slopes and canyon walls +
Coning spring. +
Contr. U.S. Natl. Herb. +
Ephedra nevadensis var. pluribracteata +  and Ephedra nevadensis var. viridis +
Ephedra viridis +
species +