You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Cut River Ravine near Lake Michigan Remove constraint Place: Cut River Ravine near Lake Michigan Place Michigan Remove constraint Place: Michigan Topic Bryophyta Remove constraint Topic: Bryophyta Topic Plantae Remove constraint Topic: Plantae Topic Polytrichaceae Remove constraint Topic: Polytrichaceae Topic Polytrichum Remove constraint Topic: Polytrichum