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 Edge of woods, Perry Creek Trail, Mount Baker National Forest, 3½miles SE of Silverton. Remove constraint Place: Edge of woods, Perry Creek Trail, Mount Baker National Forest, 3½miles SE of Silverton. Place Washington Remove constraint Place: Washington Topic Orthotrichaceae Remove constraint Topic: Orthotrichaceae Topic Orthotrichum Remove constraint Topic: Orthotrichum