You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Kenilworth Swamp. Remove constraint Place: Kenilworth Swamp. Place North America Remove constraint Place: North America Place Washington, D.C. Remove constraint Place: Washington, D.C. Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Plantae Remove constraint Topic: Plantae