You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Between State Rte 16 and Conrail tracks, 7.9 mi NE of the middle of Irving. Remove constraint Place: Between State Rte 16 and Conrail tracks, 7.9 mi NE of the middle of Irving. Place Illinois Remove constraint Place: Illinois Place North America Remove constraint Place: North America Topic Eleocharis Remove constraint Topic: Eleocharis Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Poales Remove constraint Topic: Poales