You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Cheboygan Remove constraint Place: Cheboygan Place Michigan Remove constraint Place: Michigan Place South of Mackinaw City. Shore of Lake Huron. Remove constraint Place: South of Mackinaw City. Shore of Lake Huron. Topic Cyperaceae Remove constraint Topic: Cyperaceae Topic Rhynchospora Remove constraint Topic: Rhynchospora