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CEGL002971 Pinus monophylla - Juniperus osteosperma / Coleogyne ramosissima Woodland

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Singleleaf Pinyon - Utah Juniper / Blackbrush Woodland

Colloquial Name: No Data Available

Hierarchy Level:  Association

Type Concept: This association has been reported from Zion National Park, Utah, Grand Canyon National Park, Arizona, and Mojave National Preserve, California. This description is based on occurrences at Zion National Park. Additional global information will be added as it becomes available. At Zion National Park, Pinus monophylla dominates the tree layer in this association with cover of 20% and average height of 5 m. Juniperus osteosperma is present or may be codominant. Coleogyne ramosissima dominates the shrub layer and is accompanied by Purshia tridentata, Artemisia tridentata, Ephedra nevadensis, and Opuntia macrorhiza, all of minimal cover. The herbaceous layer is absent. Stands occur on gentle to moderate sandy slopes at elevations below 1370 m (4500 feet).

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 been reported from Zion National Park, Utah, Grand Canyon National Park, Arizona, and Mojave National Preserve, California.

Nations: US

States/Provinces:  AZ, CA, 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 / Coleogyne ramosissima Woodland [Provisional] (Cogan et al. 2004)
= Pinus monophylla-Juniperus osteosperma / Coleogyne ramosissima Association (Evens et al. 2014)

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.
  • Evens, J. M., K. Sikes, D. Hastings, and J. Ratchford. 2014. Vegetation alliance descriptions for Lake Mead National Recreation Area, Death Valley National Park and Mojave National Preserve. Unpublished report submitted to USDI National Park Service, Mojave Desert Network Inventory and Monitoring Program. California Native Plant Society, Sacramento, CA.
  • Kearsley, M. J. C., K. Green, M. Tukman, M. Reid, M. Hall, T. J. Ayers, and K. Christie. 2015. Grand Canyon National Park-Grand Canyon / Parashant National Monument vegetation classification and mapping project. Natural Resource Report NPS/GRCA/NRR--2015/913. National Park Service, Fort Collins, CO. 75 pp. plus appendices.
  • Reid, M. S., and M. E. Hall. 2010. Vegetation classification of Grand Canyon National Park. Draft report submitted to National Park Service, Fort Collins, CO.
  • Western Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boulder, CO.