You searched for: Author United States. Forest Service Remove constraint Author: United States. Forest Service Place Alaska Remove constraint Place: Alaska Place Arkansas Remove constraint Place: Arkansas Place Arizona Remove constraint Place: Arizona Data type Polygon Remove constraint Data type: Polygon
2004. United States. Forest Service. This polygon shapefile is commonly called Bailey's ecoregions and shows ecosystems of regional extent in the United States, Puerto Rico, and the U.... National Atlas of the United States.