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 Medans de Oro. Remove constraint Place: Medans de Oro. Place San Juan Remove constraint Place: San Juan Place South America Remove constraint Place: South America Topic Equisetales Remove constraint Topic: Equisetales Topic Plantae Remove constraint Topic: Plantae