You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place North America Remove constraint Place: North America Place Polk Remove constraint Place: Polk Place Vicinity of Kissenger Spring, 15 miles south of Winter Haven. Remove constraint Place: Vicinity of Kissenger Spring, 15 miles south of Winter Haven. Topic Eleocharis Remove constraint Topic: Eleocharis Topic Poales Remove constraint Topic: Poales Type still image Remove constraint Type: still image