Poisonous Plants

Dave Brooks, manager of conservation services for the Schaumburg Park District, surveys poisonous plants at Schaumburg's Spring Valley Nature Center. (Andrew A. Nelles, For the Chicago Tribune / July 21, 2010)

Story: http://www.chicagotribune.com/news/local/northnorthwest/ct-x-n-poison-ivy-0721-20100721,0,3346782.story