You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Along Salmon Trout River below the Lower Falls. Remove constraint Place: Along Salmon Trout River below the Lower Falls. Topic Equisetales Remove constraint Topic: Equisetales Topic Equisetum Remove constraint Topic: Equisetum Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Type still image Remove constraint Type: still image