You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place "Wild Forty," N. of Oxford; T5N, R10E, sect. 2. Remove constraint Place: "Wild Forty," N. of Oxford; T5N, R10E, sect. 2. Place North America Remove constraint Place: North America Place Oakland Remove constraint Place: Oakland Topic Dryopteris Remove constraint Topic: Dryopteris Topic Polypodiales Remove constraint Topic: Polypodiales Topic Polypodiopsida Remove constraint Topic: Polypodiopsida