You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Huron River Remove constraint Place: Huron River Place Michigan Remove constraint Place: Michigan Place North America Remove constraint Place: North America Place Washtenaw Remove constraint Place: Washtenaw Topic Plantae Remove constraint Topic: Plantae Topic Potamogetonaceae Remove constraint Topic: Potamogetonaceae