You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Abitibi Woodlands Research Laboratory, 6 km. N. of Raith, Robson Twp. Remove constraint Place: Abitibi Woodlands Research Laboratory, 6 km. N. of Raith, Robson Twp. Place Thunder Bay Remove constraint Place: Thunder Bay Topic Plantae Remove constraint Topic: Plantae Topic Sphagnaceae Remove constraint Topic: Sphagnaceae Topic Sphagnopsida Remove constraint Topic: Sphagnopsida Topic Sphagnum Remove constraint Topic: Sphagnum