You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Gulliver Lake, border of; & Lake Michigan, Dune region between Remove constraint Place: Gulliver Lake, border of; & Lake Michigan, Dune region between Place Schoolcraft Remove constraint Place: Schoolcraft Topic Equisetum Remove constraint Topic: Equisetum Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Type still image Remove constraint Type: still image