Retired school teacher and amateur botanist Dr. John Van Dyk will lead this hike at the scenic Rocky Bluff Trail at the Crab Orchard Wildlife Refuge in Williamson County. Dr. Van Dyk is conducting a plant inventory to update the comprehensive list of flora for the Refuge. He has made many exciting discoveries, a beautiful waterfall and over 500 species of plants.
Meet at the visitor's center on State Route 148 to carpool or obtain a parking pass.
Sponsored by Southern Chapter of the Illinois Native Plant Society.