You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Bois Blanc Island. Pond between the North Shore Trail and the Great Lakes near Point Detachee. Remove constraint Place: Bois Blanc Island. Pond between the North Shore Trail and the Great Lakes near Point Detachee. Place Mackinac Remove constraint Place: Mackinac Topic Gentianales Remove constraint Topic: Gentianales Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Plantae Remove constraint Topic: Plantae