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 North America Remove constraint Place: North America Place Vermont Remove constraint Place: Vermont Topic Cystopteridaceae Remove constraint Topic: Cystopteridaceae Topic Gymnocarpium Remove constraint Topic: Gymnocarpium Topic Polypodiopsida Remove constraint Topic: Polypodiopsida