Land Cover of the Southern Plains Map
The Southern Plains are bordered on their dry west side by the outlying
southern Rockies and the bordering Mexican intermountain plateau. The
eastern portion grades into the humid mixed forestlands of East Texas,
Louisiana, and Arkansas. The core Plains area includes distinct farmland
belts, notably an arc from north of Dallas to southwest of
Austin, and along the coastal plain continuing along the lower Rio
Grande and well into Mexico.
The Hill Country west of Austin is predominantly Oak
Woodland, unique in the mid-continent but very similar to those of
This map covers all of the Rio Grande Basin, from the Rockies in
Southern Colorado to the Gulf of Mexico, and including most of the Rio
Grande’s basin in northern Mexico. Nearly all of the Arkansas River is
included on the north, and the Ozark Plateau and Ouachita Mountains on
The map includes all of Texas and Oklahoma, most of New Mexico, a lot of
Colorado, Kansas, and Arkansas as well as northern Mexico.
Dimensions: All dimensions are approximate.