You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries 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 Sphagnaceae Remove constraint Topic: Sphagnaceae Topic Sphagnales Remove constraint Topic: Sphagnales Topic Sphagnum Remove constraint Topic: Sphagnum