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Larrea tridentata - Ambrosia dumosa - (Ephedra nevadensis, Lycium andersonii) Desert Shrubland | NatureServe Biotics 2019
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Name: Larrea tridentata - Ambrosia dumosa - (Ephedra nevadensis, Lycium andersonii) Desert Shrubland Reference: NatureServe Biotics 2019 Description: This scrub association is found at low to upper elevations in the Mojave Desert and southern Great Basin in Arizona, California and southern Nevada. Vegetation is characterized by an open to moderate shrub canopy (6-35% cover) dominated by <i>Ambrosia dumosa</i> and <i>Larrea tridentata</i> with <i>Lycium andersonii</i> present. Occasional emergent <i>Yucca brevifolia</i> trees are sometimes present. If present, the herbaceous layer is variable, ranging from sparse to moderately dense, and composed of <i>Xylorhiza tortifolia</i> and exotic annuals <i>Bromus rubens</i> and <i>Erodium cicutarium</i>. Stands occur all slope positions ranging from 500-1500 m elevation. Sites are flat to steep slopes on all aspects. Soils are variable and are derived from a variety of substrates.  Accession Code: urn:lsid:vegbank.org:commConcept:34428-{D3E4983F-ED96-4126-BD43-CD1CDC16839A} Plot-observations of this Community Concept: 0
	Party Perspective according to: NatureServe (organization) Perspective from: 28-Nov-2016 to: ongoing
	status: accepted Community's Parent: Larrea tridentata - Ambrosia dumosa Bajada & Valley Desert Scrub Alliance This Community's Level: Association This Community's Children: [none]		Names:   UID: ELEMENT_GLOBAL.2.971695 NatureServe Explorer   Code: CEGL005755   Translated: Creosotebush - Burrobush - (Nevada Joint-fir, Water Jacket) Desert Shrubland   Scientific: Larrea tridentata - Ambrosia dumosa - (Ephedra nevadensis, Lycium andersonii) Desert Shrubland