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Bouteloua gracilis - Muhlenbergia torreyi - Aristida purpurea Herbaceous Vegetation | Western Ecology Working Group of...
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Name: Bouteloua gracilis - Muhlenbergia torreyi - Aristida purpurea Herbaceous Vegetation
Reference: Western Ecology Working Group of...
Description: This ruderal shortgrass association is described from eastern and central New Mexico, but likely extends into eastern Colorado and throughout much of the southern shortgrass steppe. This association occurs between 1835 and 2020 m (6000-6630 feet) in elevation on gentle slopes of low-lying hills of variable aspect. Stands typically occur on substrates derived from sandstones, though occasionally on limestone or Quaternary alluvium. Ground cover is characterized by scattered bunchgrasses with exposed soil and gravel in the inter-grass spaces. The vegetation is characterized by a short, moderately dense (25-60% cover) grass layer dominated by <i>Bouteloua gracilis</i> with ruderal <i>Aristida purpurea</i> and/or <i>Muhlenbergia torreyi</i> codominant. Tall shrubs are absent or accidental, but ruderal subshrubs or succulents such as <i>Gutierrezia sarothrae</i> and <i>Opuntia imbricata (= Cylindropuntia imbricata)</i> are common but at low cover (usually &lt;5%). Forbs are variable and generally low in cover. The most frequent and abundant forbs are <i>Ratibida tagetes, Heterotheca villosa, Gaura coccinea, Stephanomeria pauciflora, Astragalus</i> spp., and <i>Sphaeralcea coccinea</i>. Trees such as <i>Juniperus monosperma</i> are accidental or absent. 
Accession Code: VB.CC.31766.CEGL005389
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 17-Nov-2014 to: 01-May-2019
     
  • status: accepted
  • This Community's Level: association
  • This Community's Children: [none]
Names:   UID: ELEMENT_GLOBAL.2.829158 NatureServe ExplorerNatureServe Explorer logo
  Common: Blue Grama - Ring Muhly - Purple Three-awn Shortgrass Prairie
  Translated: Blue Grama - Ring Muhly - Purple Three-awn Herbaceous Vegetation
  Code: CEGL005389
  Scientific: Bouteloua gracilis - Muhlenbergia torreyi - Aristida purpurea Herbaceous Vegetation