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Floodplains and Low Terraces 33f. The East Central Texas forests or East Central Texas Plains (33) is a small temperate broadleaf and mixed forests ecoregion almost entirely within the state of Texas, United States. [1] The northern forests perimeter is partially within the southeast Oklahoma border.
In the United States, the EPA and the United States Geological Survey (USGS) are the principal federal agencies working with the CEC to define and map ecoregions. Ecoregions may be identified by similarities in geology, physiography, vegetation, climate, soils, land use, wildlife distributions, and hydrology.
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 Texas Blackland Prairies are a temperate grassland ecoregion located in Texas that runs roughly 300 miles (480 km) from the Red River in North Texas to San Antonio in the south. The prairie was named after its rich, dark soil. [3] Less than 1% of the original Blackland prairie vegetation remains, scattered across Texas in parcels. [4]
The Floodplains and Low Terraces of Ecoregion 35 comprise the western margin of the southern bottomland hardwood communities that extend along the Gulf and Atlantic coastal plains from Texas to Virginia. [33] Region 35b is nearly level, veneered by Holocene alluvium, and contains natural levees, swales, oxbow lakes, and meander scars.
Texas Wildlife Management Areas are divided into seven regions of the Texas Parks and Wildlife Department with the goal of managing and conserving the natural and cultural resources of Texas. There are 714,094 acres (288,984 ha) under management of the Division of Wildlife often referred to as a WMA.
The Texas–Louisiana Coastal Marshes region is distinguished from ecoregions 34h and 34i by its extensive freshwater and saltwater coastal marshes, lack of barrier islands and fewer bays, and its wetter, more humid climate. Annual precipitation is 48 to 54 inches (120 to 140 cm) in Texas and up to 60 inches (150 cm) in Louisiana.
4 maps contain additional information on Cross Timbers, such as which plants grow in the level IV ecoregions. The maps have county borders but no names; however, they detail rivers, lakes, and major cities, and contain photographs. There is also a Texas ecoregion report PDF which describes Cross Timbers vegetation and other features in much ...