Developing Rare and Exotic Plant Geographic Information System Databases for Indiana Dunes and Sleeping Bear Dunes National Lakeshores

Overview

Populations of rare and exotic plants were mapped at Indiana Dunes and Sleeping Bear Dunes National Lakeshores during the summer of 2003. At Indiana Dunes, 127 populations of statelisted plants and 205 populations of the federally threatened Pitcher's thistle (Cirsium pitcheri) were mapped.