Description: "This base map by the United States Geological Survey is used for the ranges of the 98 tropical tree species mostly in South Florida. Lines show county boundaries, rivers, and lakes. Counties, county seats, and physical features are named." —Elbert L. Little, Jr. For more information, read the introduction to the Atlas of United States Trees Vol. 5 Florida. Source: Elbert L. Little, Jr., Atlas of United States Trees Volume 5 Florida (Washington, D.C.: United States Government Printing Office, 1978) Map Credit: Courtesy the private collection of Roy Winkelman.