You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Leelanau Remove constraint Place: Leelanau Place Sleeping Bear Dunes National Lakeshore. Pyramid Pt, behind Remove constraint Place: Sleeping Bear Dunes National Lakeshore. Pyramid Pt, behind Topic Cystopteridaceae Remove constraint Topic: Cystopteridaceae Topic Polypodiopsida Remove constraint Topic: Polypodiopsida