You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Michigan Remove constraint Place: Michigan Place North America Remove constraint Place: North America Place Oakland Remove constraint Place: Oakland Place S. W. of Orchard Lake Rd. & 12 Mile Rd; E. half of sect. 15, T1N, R9E. Remove constraint Place: S. W. of Orchard Lake Rd. & 12 Mile Rd; E. half of sect. 15, T1N, R9E. Topic Dryopteris Remove constraint Topic: Dryopteris Topic Polypodiales Remove constraint Topic: Polypodiales Topic Polypodiopsida Remove constraint Topic: Polypodiopsida