Name:
Quercus gambelii / Amelanchier utahensis Shrubland
Reference:
NatureServe Biotics 2019
Description:
The vegetation of this association is characterized by a sparse to dense (10-100% canopy coverage) tall-shrub layer (2-5 m tall) codominated by <i>Quercus gambelii</i> and <i>Amelanchier utahensis</i>. Common shrub associates include <i>Artemisia tridentata</i> and <i>Symphoricarpos oreophilus</i>. <i>Cercocarpus montanus</i> is absent or poorly represented (<5% cover). Other shrubs and dwarf-shrubs present with low cover may include <i>Chrysothamnus viscidiflorus, Ephedra viridis, Gutierrezia sarothrae, Mahonia repens, Opuntia</i> spp., <i>Purshia tridentata</i>, and <i>Prunus virginiana</i>. Graminoids, such as <i>Pascopyrum smithii, Achnatherum hymenoides, Carex geyeri, Hesperostipa comata</i>, or <i>Poa fendleriana</i>, dominate the sparse herbaceous layer (<10% total cover). Common forbs include <i>Achillea millefolium, Artemisia ludoviciana, Allium acuminatum, Comandra umbellata, Erigeron speciosus, Lathyrus lanszwertii, Balsamorhiza sagittata, Packera multilobata, Phlox austromontana, Thalictrum fendleri</i>, and <i>Vicia americana</i>. Occasionally, scattered individual trees are present in the overstory, including <i>Pinus edulis, Pseudotsuga menziesii</i>, or <i>Juniperus osteosperma</i>. Stands occur in canyons, or on mesas, benches, plateaus, ridges, foothills scarps and mountains in in southern Utah and western Colorado. Elevation ranges from 1173 to 2700 m (3850-8860 feet). Slopes are gentle to steep (1-100%) and may be oriented to any aspect. Soil are generally deep, well-developed and are derived from a variety of sources, including sandstones, shales and metamorphic rocks.
Accession Code:
urn:lsid:vegbank.org:commConcept:30019-{074B6AD1-580D-4A65-A254-AC77ACEDA285}
Plot-observations of this Community Concept:
8
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