You searched for: Place University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. West Carex Marsh in center of property. Remove constraint Place: University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. West Carex Marsh in center of property. Topic Magnoliopsida Remove constraint Topic: Magnoliopsida