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 Across main channel of Mississippi River, 1/4 mile north of Red Wing, Minnesota. T24N R18W S15 Remove constraint Place: Across main channel of Mississippi River, 1/4 mile north of Red Wing, Minnesota. T24N R18W S15