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Gould's Ecoregions of Texas (1960). [1] These regions approximately correspond to the EPA's level 3 ecoregions. [2]The following is a list of widely known trees and shrubs found in Texas.
The region occurs in Texas, Oklahoma, Arkansas, and Louisiana, and includes the highly meandering main channel of the Red River, oxbow lakes, meander scars, ridges, and backswamps. [ 34 ] The Holocene alluvium associated with Red River deposition developed well to somewhat poorly drained Vertisols and Entisols with clayey and loamy, reddish ...
The geography of Texas is diverse and large. Occupying about 7% of the total water and land area of the U.S., [1] it is the second largest state after Alaska, and is the southernmost part of the Great Plains, which end in the south against the folded Sierra Madre Oriental of Mexico.
Map of the Tularosa Basin (light blue) and its landmarks, in southern New Mexico and West Texas, U.S. White gypsum sand and Yucca (Yucca elata) plants, in Tularosa Basin at White Sands National Park. The Tularosa Basin is a graben basin in the Basin and Range Province and within the Chihuahuan Desert , east of the Rio Grande in southern New ...
Taxa of the lowest rank are always included. Higher taxa are included only if endemic. For the purposes of this category, "Texas" is defined in accordance with the World Geographical Scheme for Recording Plant Distributions. That is, the geographic region is defined by its political boundaries and includes all of Texas with no subcategories.
Texas' weather varies widely, from arid in the west to humid in the east. The huge expanse of Texas encompasses several regions with distinctly different climates: Northern Plains, Trans-Pecos Region, Texas Hill Country, Piney Woods, and South Texas. Generally speaking, the eastern half of the state is humid subtropical, while the western half ...
Map of the part of the region in Texas. Red is the core; pink represents the counties sometimes included in the region. Active Permian Basin pumpjack east of Andrews, TX Aerial view of oil fields of the Permian Basin in Ward County, TX. Due to its economic significance, the Permian Basin has also given its name to the geographic region in which ...
The region features a limestone substrate as opposed to sandstone, and has greater topographical relief and denser and different vegetation than other parts of the Cross Timbers. No towns of any size lie within this area, although Possum Kingdom Lake and State Park do; [8] the region is crossed by US 180 and Texas State Highway 16.