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Prosopis pubescens / Baccharis sergiloides Wet Scrub | NatureServe Biotics 2019
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Name: Prosopis pubescens / Baccharis sergiloides Wet Scrub Reference: NatureServe Biotics 2019 Description: This association is currently described only from the Mojave Desert Network. Additional global information will be added as it becomes available. It is found uncommonly in Death Valley National Park, California, and Lake Mead National Recreation Area, Nevada. It is found at low- to mid-elevation spring-fed sites, including alkaline seeps and marshes at bottoms of slopes, where running and below-ground water is typically present. Elevation ranges from approximately 220 to 1140 m, and averages 785 m. Slopes are gentle (2-3°). Soils include silt loam, and are alkaline alluvium derived from substrates such as alkali-granite (alaskite) and sandstone. Vegetation forms an open tree canopy in which tree cover ranges from 6 to 28%. The shrub layer is variable and ranges from 10 to 78% cover, and the herb understory is also variable and ranges from 13 to 57% cover. <i>Prosopis pubescens</i> is dominant or codominant in the tree overstory, while other trees often or sometimes present include <i>Prosopis glandulosa</i> or <i>Washingtonia filifera</i>. <i>Baccharis sergiloides</i> is dominant or codominant in the shrub layer, and other associated shrubs include <i>Acacia greggii</i> and <i>Gutierrezia sarothrae</i>. Commonly associated herbs include <i>Bromus tectorum, Pectocarya recurvata, Plagiobothrys</i>, and <i>Schismus</i>.  Accession Code: urn:lsid:vegbank.org:commConcept:37505-{5DDD3382-3103-4897-8BB9-2E2A29A0CA48} Plot-observations of this Community Concept: 0
	Party Perspective according to: NatureServe (organization) Perspective from: 20-Jul-2018 to: ongoing
	status: provisional Community's Parent: Prosopis glandulosa - Prosopis velutina - Prosopis pubescens Wet Scrub Alliance This Community's Level: Association This Community's Children: [none]		Names:   UID: ELEMENT_GLOBAL.2.972202   Code: CEPP006738   Translated: Screwbean Mesquite / Desert Baccharis Wet Scrub   Scientific: Prosopis pubescens / Baccharis sergiloides Wet Scrub