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Elymus repens Ruderal Grassland | NatureServe Biotics 2019
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Name: Elymus repens Ruderal Grassland
Reference: NatureServe Biotics 2019
Description: This association occurs on disturbed low-elevation sites, including floodplains, on the east side of Glacier National Park in Montana and in western Colorado. This community develops in response to disturbance and is composed mainly of noxious weeds, exotics and native increaser species. This association was sampled on flat to gently sloping lower slopes, toeslopes and valley bottoms at elevations between 1450 and 1555 m (4750-5100 feet) in Montana and between 1710 and 2285 m (5610-7500 feet) in Colorado. Soils are derived from glacial or fluvial deposits but are variable in soil texture, ranging from moderately well-drained sandy loams to clay loams to poorly drained gravel and rock. Litter dominates the ground surface. This montane, mesic to subhygric herbaceous association has low overall species diversity due to the dominance of <i>Elymus repens</i>, an exotic rhizomatous grass. <i>Elymus repens</i> is a highly invasive species in mesic areas and tends to exclude other species once established. Overall herbaceous cover ranges from 25-85% with <i>Elymus repens</i> clearly dominating this association with 5-80% cover. Other species sometimes present with low cover include <i>Cerastium arvense, Carex</i> spp., <i>Symphyotrichum laeve, Achillea millefolium, Equisetum laevigatum, Iva axillaris, Taraxacum officinale, Poa palustris</i>, and <i>Penstemon confertus</i>. 
Accession Code: urn:lsid:vegbank.org:commConcept:34522-{489C37EF-2957-47AE-B9BB-79C9E9E0695A}
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 13-Oct-2005 to: ongoing
      Names:   UID: ELEMENT_GLOBAL.2.730719 NatureServe ExplorerNatureServe Explorer logo
  Code: CEGL005868
  Translated: Quackgrass Ruderal Grassland
  Scientific: Elymus repens Ruderal Grassland
(convergence) and Synonyms:
(similar) Elymus repens Ruderal Herbaceous Vegetation