3a

4c

4b

9a

10

6a

7a

1b

3a

4c

2a

8

10

11c

5

2c

11b

3b

11f

7b

9b

11c

1a

7c

3a

4b

9c

4c

11b11e

2b

6c

11a

11a

7b

4a

11a

6b

11d

11a

4a

4a

11a

11a

4a

4a

Natural Subregions of Texas

Source: Preserving Texas’ Natural Heritage. LBJ School of Public Affairs Policy Research Project Report 31, 1978

31 January 2011

Projection: Texas Statewide Mapping System

Map compiled by the Texas Parks & Wildlife DepartmentGIS Lab. No claims are made to the accuracy of the dataor to the suitability of the data to a particular use.

®

High Plains10

Rolling Plains9

Trans Pecos11

Canadian Breaks9c

Escarpment Breaks9b

Mesquite Plains9a

Mountain Ranges11a

Desert Grassland11b

Desert Scrub11c

Salt Basin11d

Sand Hills11e

Stockton Plateau11f

Gulf Coast Prairies & Marshes4

Blackland Prairies3

Oak Woods & Prairies2

Piney Woods1

Upland Prairies & Woods4c

Estuarine Zone4b

Dunes/Barrier4a

Blackland Prairie3a

Grand Prairie3b

Western Cross Timbers2c

Eastern Cross Timbers2b

Oak Woodlands2a

Mixed Pine-Hardwood Forest1b

1a Longleaf Pine Forest

Llano Uplift8

Edwards Plateau7

South Texas Brush Country6

Coastal Sand Plains5

Lampasas Cut Plain7c

Balcones Canyonlands7b

Live Oak-Mesquite Savanna7a

Subtropical Zone6c

Bordas Escarpment6b

Brush Country6a