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Eriogonum corymbosum Dwarf-shrubland Alliance | Western Ecology Working Group of...
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Name: Eriogonum corymbosum Dwarf-shrubland Alliance
Reference: Western Ecology Working Group of...
Description: This semi-arid dwarf-shrubland alliance has been described from shale breaks in Utah, and is likely to occur elsewhere on the Colorado Plateau and in southwestern Wyoming. Stands are located on eroded shale outcrops on gentle to moderately steep slopes typically with southwesterly aspects. Substrate is a shallow, sandy clay loam to clay soil. Vegetation included in this alliance is characterized by a sparse to moderately sparse dwarf-shrub layer that is dominated or codominated by the dwarf-shrub Eriogonum corymbosum. Codominant dwarf-shrubs may include Eriogonum effusum and Krascheninnikovia lanata. Occasional shrubs and small trees to 3 m tall, such as Atriplex canescens, Atriplex confertifolia, Amelanchier utahensis, Artemisia tridentata, and Juniperus osteosperma, may be present. The herbaceous layer has typically sparse cover of perennial, cool-season bunch grasses such as Leymus salinus (= Elymus salinus), Elymus elymoides, Elymus lanceolatus, Achnatherum hymenoides (= Oryzopsis hymenoides), Pascopyrum smithii, Poa secunda, Pseudoroegneria spicata, or Hesperostipa comata (= Stipa comata). Annual forbs, such as Chenopodium leptophyllum, Gilia leptomeria, and grasses may be present seasonally. The exotic annual grass Bromus tectorum was present in some stands. Diagnostic of this shrubland alliance is total vegetation cover over 25% that is dominated by Eriogonum corymbosum. 
Accession Code: VB.CC.27589.ERIOGONUMCORYMB
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 26-Nov-1997 to: 01-May-2019
     
  • status: accepted
  • This Community's Level: Alliance
  • This Community's Children: [none]
Names:   Scientific: Eriogonum corymbosum Dwarf-shrubland Alliance
  Translated: Crispleaf Wild Buckwheat Dwarf-shrubland Alliance
  UID: HIGHER_CLASS_UNIT.2.126343 NatureServe ExplorerNatureServe Explorer logo
  Code: A.1126