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Yucca brevifolia / Lycium andersonii - Ephedra nevadensis Wooded Shrubland | NatureServe Biotics 2019
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Name: Yucca brevifolia / Lycium andersonii - Ephedra nevadensis Wooded Shrubland Reference: NatureServe Biotics 2019 Description: This upland scrub association occurs at mid to upper elevations in the Mojave Desert in California and in northwestern Arizona. <i>Yucca brevifolia</i> is the characteristic tall shrub/small tree species in the sparse to open scrub canopy with 0.5-11% cover. An open to moderately dense shrub layer is present, ranging from 6 to 29% cover, and characterized by the codominance of <i>Ephedra nevadensis, Krascheninnikovia lanata</i>, and <i>Lycium andersonii</i>. A variety of other shrubs may be present, including <i>Cylindropuntia echinocarpa</i> and <i>Menodora spinescens</i>. If present, the herb understory is also variable and ranges from 0.2-24% cover with native herbs <i>Eriogonum inflatum</i> and <i>Sphaeralcea ambigua</i> often with exotic annual species <i>Bromus rubens</i> and <i>Erodium cicutarium</i> present. A biological soil crust is frequently present in this association. Stands occur on foothill slopes that grade from mountains down to intermountain valleys, ranging from 810 to 1830 m elevation. Intermittent drainages may intersect these lower slopes into the valleys and drainage channels below. Sites are gentle to moderately steep slopes on a variety of aspects. Soils range from sand to loam and are derived from a variety of substrates.  Accession Code: urn:lsid:vegbank.org:commConcept:34451-{5AF66A39-A931-4AFB-9503-0B78D4C30DE8} Plot-observations of this Community Concept: 0
	Party Perspective according to: NatureServe (organization) Perspective from: 21-Nov-2016 to: ongoing
	status: accepted Community's Parent: Yucca brevifolia Wooded Scrub Alliance This Community's Level: Association This Community's Children: [none]		Names:   UID: ELEMENT_GLOBAL.2.971776 NatureServe Explorer   Code: CEGL005778   Translated: Joshua Tree / Water Jacket - Nevada Joint-fir Wooded Shrubland   Scientific: Yucca brevifolia / Lycium andersonii - Ephedra nevadensis Wooded Shrubland