You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place North America Remove constraint Place: North America Place Ontario Remove constraint Place: Ontario Place Robson Twp., Abitibi Woodlands Research Laboratory, 6 km. north of Raith Remove constraint Place: Robson Twp., Abitibi Woodlands Research Laboratory, 6 km. north of Raith Place Thunder Bay Remove constraint Place: Thunder Bay Topic Sphagnales Remove constraint Topic: Sphagnales