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 E end of Deer Lake, ca. 4-1/2 mi. E. of Deerton. Remove constraint Place: E end of Deer Lake, ca. 4-1/2 mi. E. of Deerton. Place North America Remove constraint Place: North America Topic Plantae Remove constraint Topic: Plantae Topic Potamogeton Remove constraint Topic: Potamogeton