You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Wawatam Tp., ca. 4 1/2 mi. SW of Mackinaw City. sec. 35, Remove constraint Place: Wawatam Tp., ca. 4 1/2 mi. SW of Mackinaw City. sec. 35, Topic Plantae Remove constraint Topic: Plantae