You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Indiana Remove constraint Place: Indiana Place Indiana Dunes State, ca. 1/4 mi. NE of S. Shore Line station at Tremont Remove constraint Place: Indiana Dunes State, ca. 1/4 mi. NE of S. Shore Line station at Tremont Place North America Remove constraint Place: North America Topic Ophioglossaceae Remove constraint Topic: Ophioglossaceae Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Topic Sceptridium Remove constraint Topic: Sceptridium