This is a dot distribution map of US Census blocks with distance to closest pediatric surgeon demonstrated by color and population density demonstrated by size. Disclaimer: AAAS and EurekAlert! are ...

Dot maps are provided to depict the distribution at the county level of the families of Monocotyledons except Poaceae and Cyperaceae growing outside of cultivation in the six New England states of the ...

The aquatic families of the Arecidae occurring in Alabama include Araceae and Lemnaceae. A key to the taxa and, for each of the species, county dot distribution maps and characteristics are presented.