Tallgrass prairie
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The tallgrass prairie is an ecosystem native to central North America. Historically, natural and anthropogenic fire, as well as grazing by large mammals provided periodic disturbances to these ecosyst
Flowering big bluestem, a characteristic tallgrass prairie plant
Bison grazing on the 158 km2 (39,000-acre) Tallgrass Prairie Nature Preserve in Osage County, Oklahoma
A pink wild onion (Allium stellatum) — blooms in the tallgrass prairie of Waubay Wetland Management District in South Dakota.
Shortgrass prairie
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The shortgrass prairie is an ecosystem located in the Great Plains of North America. The two most dominant grasses in the shortgrass prairie are blue grama and buffalograss, the two less dominant gras
Tallgrass prairie
…the northeast, where fire was infrequent and periodic windthrow represented the main source of disturbance, beech-maple forests dominated. In contrast, shortgrass prairie was typical in the western Great Plains, where rainfall is less frequent, and soils are less fertile. Due to expansive agricultural land use, very…
Shortgrass prairie of the Llano Estacado
A bison mother and calf grazing on the prairie.