You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Cheboygan Remove constraint Place: Cheboygan Place E of Pellston. Douglas Lake at Sedge Point. Remove constraint Place: E of Pellston. Douglas Lake at Sedge Point. Topic Alismatales Remove constraint Topic: Alismatales Topic Potamogeton Remove constraint Topic: Potamogeton Type still image Remove constraint Type: still image