You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Leelanau Remove constraint Place: Leelanau Place Sleeping Bear Dunes; woods near Round Lake. Remove constraint Place: Sleeping Bear Dunes; woods near Round Lake. Topic Equisetales Remove constraint Topic: Equisetales Topic Equisetum Remove constraint Topic: Equisetum Topic Polypodiopsida Remove constraint Topic: Polypodiopsida