You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Rio Cuao, Rio Orinoco. Above Cuao Creek Remove constraint Place: Rio Cuao, Rio Orinoco. Above Cuao Creek Place South America Remove constraint Place: South America Place Venezuela Remove constraint Place: Venezuela Topic Hymenophyllales Remove constraint Topic: Hymenophyllales Topic Polypodiopsida Remove constraint Topic: Polypodiopsida