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 Les Cheneaux Island, Lake Huron. Remove constraint Place: Les Cheneaux Island, Lake Huron. Place Mackinac Remove constraint Place: Mackinac Place Michigan Remove constraint Place: Michigan Topic Caryophyllales Remove constraint Topic: Caryophyllales Topic Polygonaceae Remove constraint Topic: Polygonaceae Topic Polygonum Remove constraint Topic: Polygonum