View source for Ephedra viridis

{{Treatment/ID
|accepted_name=Ephedra viridis
|accepted_authority=Coville
|publications={{Treatment/Publication
|title=Contr. U.S. Natl. Herb.
|place=4: 220. 1893
|year=1893
}}
|common_names=Green ephedra
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Ephedra nevadensis var. pluribracteata
|authority=Palmer ex Stapf
|rank=variety
}} {{Treatment/ID/Synonym
|name=Ephedra nevadensis var. viridis
|authority=(Coville) M. E. Jones
|rank=variety
}}
|hierarchy=Ephedraceae;Ephedra;Ephedra viridis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ephedraceae]]</div><div class="higher-taxon"><small>genus</small>[[Ephedra]]</div><div class="higher-taxon"><small>species</small>[[Ephedra viridis]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><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
|phenology=Coning spring.
|habitat=Dry rocky slopes and canyon walls
|elevation=800–2500 m
|distribution=Ariz.;Calif.;Colo.;Nev.;N.Mex.;Oreg.;Utah;Wyo.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Ephedra viridis
|authority=Coville
|rank=species
|parent rank=genus
|synonyms=Ephedra nevadensis var. pluribracteata;Ephedra nevadensis var. viridis
|basionyms=
|family=Ephedraceae
|phenology=Coning spring.
|habitat=Dry rocky slopes and canyon walls
|elevation=800–2500 m
|distribution=Ariz.;Calif.;Colo.;Nev.;N.Mex.;Oreg.;Utah;Wyo.
|reference=None
|publication title=Contr. U.S. Natl. Herb.
|publication year=1893
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V2/V2_506.xml
|genus=Ephedra
|species=Ephedra viridis
}}<!--

-->[[Category:Treatment]][[Category:Ephedra]]