You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Across Day Forest Rd., from Glen Lake public access site, Glen Arbor Twp., Sleeping Bear Dunes National Lakeshore. Remove constraint Place: Across Day Forest Rd., from Glen Lake public access site, Glen Arbor Twp., Sleeping Bear Dunes National Lakeshore. Topic Plantae Remove constraint Topic: Plantae