You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Amazonas Remove constraint Place: Amazonas Place Peru Remove constraint Place: Peru Place Rainforest along Quebrada Tambillo (opposite Kms. 280-282 of Marañón road), valley of Rio Marañón above Cascadas de Mayasi Remove constraint Place: Rainforest along Quebrada Tambillo (opposite Kms. 280-282 of Marañón road), valley of Rio Marañón above Cascadas de Mayasi Place South America Remove constraint Place: South America Topic Polypodiopsida Remove constraint Topic: Polypodiopsida