A shapefile is downloaded and converted to a SpatialPolygonsDataFrame
with additional columns of data. The resulting file will be created
in the spatial data directory which is set with setSpatialDataDir()
convertIndianLands(nameOnly = FALSE)
logical specifying whether to only return the name without creating the file
Name of the dataset being created.
The USIndianLands shapefile represents lands administered by the Bureau of Indian Affairs, ie. Indian reservations and is compiled by the National Atlas of the United States of America.
setSpatialDataDir