You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Bluffs on west side of Little Pic River, ca. 20 miles west of Marathon Remove constraint Place: Bluffs on west side of Little Pic River, ca. 20 miles west of Marathon Place North America Remove constraint Place: North America Topic Barbula Remove constraint Topic: Barbula Topic Bryophyta Remove constraint Topic: Bryophyta