Key to Michigan's Natural Communities

A. Occurring primarily on the Niagaran Escarpment in the eastern and south-central Upper Peninsula and rarely in the western Upper Peninsula and northeastern Lower Michigan. Sparse vegetation cover on limestone and/or dolomite bedrock including Kona dolomite in Marquette County .... Limestone Cliff

B. Occurring primarily in the western and north-central Upper Peninsula and very rarely in the Lower Peninsula. Sparse vegetation cover on sandstone, granitic, or volcanic bedrock. .... Continue

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