You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Lake of the Clouds, NW end of; Porcupine Mountains Remove constraint Place: Lake of the Clouds, NW end of; Porcupine Mountains Place Michigan Remove constraint Place: Michigan Place North America Remove constraint Place: North America Place Ontonagon Remove constraint Place: Ontonagon Topic Polypodiopsida Remove constraint Topic: Polypodiopsida