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 Sleeping Bear Dunes National Lakeshore off Thorson Rd. Remove constraint Place: Sleeping Bear Dunes National Lakeshore off Thorson Rd. Topic Oleaceae Remove constraint Topic: Oleaceae Topic Syringa Remove constraint Topic: Syringa