Ecological site group DX035X02DESG22
Grand Canyon - Typic Aridic - Limy Hills
Last updated: 10/26/2022
Accessed: 05/02/2024
Ecological site group description
Key Characteristics
- Grand Canyon (D)
- Limy
- Hillslopes ≥ 15% typic aridic
- [Criteria]
Provisional. A provisional ecological site description has undergone quality control and quality assurance review. It contains a working state and transition model and enough information to identify the ecological site.
Physiography
Site is and/or located in hills with slopes >15%. Physiography is complex.
Climate
Site soils are typic aridic or within a 6-10" precipitation zone. Precipitation comes monsoonal patterns during months of July, August, and September, and is supplemented by winter storm patterns from November through March.
Soil features
Parent material is limestone or dolomite. Soils are loamy or clay loam. Site consists of limited amounts of steeply sloping sheet alluvial or eolian deposits over residuum of plateaus and structural benches.
AZ701, MU16, Calcic Petrocalcids component
AZ701, MU142, Typic Petrocalcids component
AZ701, MU17, Calcic Petrocalcids component
Vegetation dynamics
Plant community is dominated by blackbrush. Other shrubs are scattered across the site in small amounts, notably ephedras. There are small amounts of cool season and warm season grasses.
Major Land Resource Area
MLRA 035X
Colorado Plateau
Subclasses
Correlated Map Unit Components
22395189, 22395129, 22395225, 22395231, 22395079, 22394973, 22394963, 22395240, 22395239, 22395088
Stage
Provisional
Contributors
Curtis Talbot
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