You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Alger Remove constraint Place: Alger Place Grand Island, ca 5 ft above the surface of Lake Superior Remove constraint Place: Grand Island, ca 5 ft above the surface of Lake Superior Place North America Remove constraint Place: North America Topic Polypodiales Remove constraint Topic: Polypodiales Type still image Remove constraint Type: still image