You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Acre Remove constraint Place: Acre Place Basin of Rio Purus, near mouth of Rio Macauhan - trib. of Rio Yaco Remove constraint Place: Basin of Rio Purus, near mouth of Rio Macauhan - trib. of Rio Yaco Topic Plantae Remove constraint Topic: Plantae