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  • Native grasses included alkali sacaton, galleta grass, poverty threeawn, sand dropseed, and Indian ricegrass.

    Ecoregions of New Mexico (EPA) 2009

  • Post oaks and blackjack oaks have adapted to life in sandy soils and they dominate the overstory, with scattered honey mesquite and grasses, such as little bluestem and threeawn, growing beneath them.

    Ecoregions of Texas (EPA) 2009

  • Vegetation is mostly mid and tall grasses such as seacoast bluestem, switchgrass, gulfdune paspalum, fringeleaf paspalum, sandbur, purple threeawn, pricklypear, and catclaw with an overstory of southern live oak and honey mesquite trees.

    Ecoregions of Texas (EPA) 2009

  • Certain species of grasses are dominant, particularly blue-stemmed, threeawn, galleta, and muhly grass.

    Southern Semi-Arid Highlands ecoregion (CEC) 2008


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  • Perennial bunch grass. See skipvia's Prairie Grasses.

    February 12, 2008