Technicall y a prairie is: A plant community dominated by a diversity of perennial herbaceous plants growing between a majority of grasses, and forming a dry flammable turf in autumn. Prairie communities are categorized by soil conditions into dry (sandy or shallow hilltop soils), mesic (medium wetness) and wet prairies (poorly drained soils). Often characterized by very deep rooted plants, prairie vegetation also consists of shallow-rooted species, some with widely spreading root systems.
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