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CEGL002970 Pinus monophylla - Juniperus osteosperma / Gutierrezia sarothrae / Pleuraphis jamesii Woodland

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Singleleaf Pinyon - Utah Juniper / Broom Snakeweed / James'' Galleta Woodland

Colloquial Name: No Data Available

Hierarchy Level:  Association

Type Concept: This association has only been described from Zion National Park, Utah. Additional global information will be added as it becomes available. At Zion National Park, Pinus monophylla and Juniperus osteosperma constitute the tree layer with cover of 20-50%. Gutierrezia sarothrae is always present in a short-shrub layer with an average 10% cover. A taller shrub layer, if present, has 10% cover, and commonly includes Psorothamnus fremontii, Salvia dorrii, and Ephedra viridis. The perennial grass Pleuraphis jamesii typically has 10% cover and may be codominant with Aristida purpurea and Bromus tectorum. This type is distinguished from ~Pinus monophylla - Juniperus osteosperma / Coleogyne ramosissima Woodland (CEGL002971)$$ by the lack of Coleogyne ramosissima. This association occurs on gentle to moderate slopes with mostly southeastern aspects. Elevation ranges 1280 to 1400 m (4200-4600 feet). Soil texture was not documented for this association, but it is known that this area has a clay texture to its soils. Ground cover of litter and small rocks are less than 50%, leaving 50% bare ground.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: No Data Available

Similar NVC Types: No Data Available
note: No Data Available

Physiognomy and Structure: No Data Available

Floristics: No Data Available

Dynamics:  No Data Available

Environmental Description:  No Data Available

Geographic Range: This association has currently only been described from Zion National Park in southwestern Utah.

Nations: US

States/Provinces:  UT




Confidence Level: Low - Poorly Documented

Confidence Level Comments: No Data Available

Grank: GNR

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: = Pinus monophylla - Juniperus osteosperma / Gutierrezia sarothrae / Pleuraphis jamesii Woodland [Provisional] (Cogan et al. 2004)

Concept Author(s): Cogan et al. (2004)

Author of Description: J. Thompson

Acknowledgements: No Data Available

Version Date: 04-25-17

  • Cogan, D., M. Reid, K. Schulz, and M. Pucherelli. 2004. Zion National Park, Utah 1999-2003. Vegetation Mapping Project. Technical Memorandum 8260-03-01. Remote Sensing and GIS Group Technical Service Center, Bureau of Reclamation, Denver, CO. Appendix F: Vegetation Association Descriptions for Zion.
  • Western Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boulder, CO.