You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Douglas Remove constraint Place: Douglas Place Myrtle Island ACEC/RNA (Area of Critical Environmental Concern/Research Natural Area) in the Umpqua River, Bureau of Land Management property. Remove constraint Place: Myrtle Island ACEC/RNA (Area of Critical Environmental Concern/Research Natural Area) in the Umpqua River, Bureau of Land Management property. Place Oregon Remove constraint Place: Oregon