You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Iowa Remove constraint Place: Iowa Place Maquoketa River valley and adjacent bluffs, Backbone State Park, north of Dundee Remove constraint Place: Maquoketa River valley and adjacent bluffs, Backbone State Park, north of Dundee Topic Fungi Remove constraint Topic: Fungi Topic Physcia Remove constraint Topic: Physcia