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 Along road at base of Mt. Pilchuck Remove constraint Place: Along road at base of Mt. Pilchuck Place North America Remove constraint Place: North America Place USA Remove constraint Place: USA Place Washington Remove constraint Place: Washington Topic Polytrichaceae Remove constraint Topic: Polytrichaceae Topic Polytrichum Remove constraint Topic: Polytrichum