Serpentine soil
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Serpentine soils are soils derived from the serpentine mineral, and other ultramafic rocks. They are characterized by unusual flora and are often unforested or sparsely forested. In areas where these ultramafic rocks are patchy, such as the Klamath Basin region, the areas of serpentine soil can be clearly seen as sparsely covered areas bounded by forest on the normal soils. Areas of serpentine soil are also home to many spectacular wildflowers.