Natural Resources
Conservation Service
ecological site group 040XESG61
Very Shallow Desert
Accessed: 04/22/2026
Ecological site group description
Key Characteristics
None specified
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
This ESG is located on fan terraces, hills, fan remnants, and mountains.
Climate
This ESG is characterized by the aridic moisture regime.
Vegetation dynamics
The modal ecological site for this ESG is R040XB210AZ Limy Upland 7"-10" p.z.
Major Land Resource Area
MLRA 040X
Sonoran Basin and Range
Subclasses
- R040XA104AZ–Clayey Upland 10"-13" p.z.
- R040XA111AZ–Limy Upland 10"-13" p.z.
- R040XA130AZ–Loamy Upland, Limy 10"-13" p.z.
- R040XB201AZ–Basalt Hills 7"-10" p.z.
- R040XB202AZ–Paralithic Hills 7"-10" p.z.
- R040XB206AZ–Shallow Hills 7"-10" p.z.
- R040XB210AZ–Limy Upland 7"-10" p.z.
- R040XB220AZ–Granitic Upland 7"-10" p.z.
- R040XB222AZ–Volcanic Hills 7"-10" p.z.
- R040XC301AZ–Basalt Hills 3"-7" p.z.
- R040XC305AZ–Paralithic Hills 3"-7" p.z.
- R040XC310AZ–Limy Upland 3"-7" p.z.
- R040XC322AZ–Shallow Upland 3"-7" p.z.
- R040XC324AZ–Lithic Hills 3"-7" p.z.
Correlated Map Unit Components
25560425, 25560432, 25680231, 25680230, 25680042, 25680111, 25680127, 25680177, 25680176, 25680180, 25680183, 25680201, 25679945, 25679950, 25679975, 25679974, 25680012, 25688535, 25688479, 25688554, 25688571, 25688632, 25688997, 25688991, 25689087, 25689040, 25689123, 25689120, 25689225, 25689180, 25689184, 25689334, 25689336, 25689301, 25689622, 25689623, 25689377, 25689445, 25689375, 25689568, 25794104, 25794105, 25724493, 25724540, 25724543, 25588393, 25662033, 25662517, 25663217, 25663214, 25615275, 25633512, 25578309, 25588217, 25588427, 25605930, 25606311, 25639139, 25639141, 25641612, 25641576, 25642560, 25642561, 25642547, 25643922, 25643923, 25643921, 25643944, 25643882, 25643898, 25643899, 25643927, 25643906, 25643966, 25643969, 25643917, 25643919, 25643911, 25648293, 25648365, 25642588, 25642589, 25662763, 25788577, 25788578, 25621904, 25626197, 25626208, 25626209, 25643725, 25643886, 25643913, 25644638, 25644555, 25644535, 25644559, 25646857, 25646877, 25648113
Stage
Provisional
Contributors
Curtis Talbot
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