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 North America Remove constraint Place: North America Place Oregon Remove constraint Place: Oregon Topic Magnoliopsida Remove constraint Topic: Magnoliopsida