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Pseudoroegneria spicata - Hesperostipa comata Grassland | NatureServe Biotics 2019
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Name: Pseudoroegneria spicata - Hesperostipa comata Grassland
Reference: NatureServe Biotics 2019
Description: This grassland association occurs in the Columbia Basin and Great Basin across north-central Wyoming east to the Bighorn Mountains into the northwestern Great Plains. Stands occur on a variety of sites that include windswept slopes and ridges. Sites range from gentle to steep slopes on all aspects. Bare soil, leaf litter, and gravel cover most of the ground surface. The vegetation is characterized by an open to moderately dense bunchgrass layer codominated by <i>Pseudoroegneria spicata</i> and <i>Hesperostipa comata</i>. The dwarf-shrubs <i>Artemisia frigida</i> and <i>Gutierrezia sarothrae</i> occur with sparse cover. Other graminoids include <i>Bouteloua gracilis, Carex</i> spp., <i>Koeleria macrantha, Leymus cinereus, Poa fendleriana</i>, and <i>Poa secunda</i>. Associated forbs include <i>Astragalus</i> spp., <i>Comandra umbellata, Phlox hoodii</i>, and <i>Sphaeralcea munroana</i>. The exotic annual grass <i>Bromus tectorum</i> is present to abundant on some sites. 
Accession Code: urn:lsid:vegbank.org:commConcept:30588-{887AF133-7DA4-4386-BF77-6DB8295770B8}
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 06-May-2008 to: ongoing
      Names:   UID: ELEMENT_GLOBAL.2.687607 NatureServe ExplorerNatureServe Explorer logo
  Code: CEGL001679
  Translated: Bluebunch Wheatgrass - Needle-and-Thread Grassland
  Common: Bluebunch Wheatgrass - Needle-and-Thread Mixedgrass Prairie
  Scientific: Pseudoroegneria spicata - Hesperostipa comata Grassland
(convergence) and Synonyms:
(similar) Pseudoroegneria spicata - Hesperostipa comata Herbaceous Vegetation
(similar) CEGL001679
(similar) Pseudoroegneria spicata - Hesperostipa comata Herbaceous Vegetation