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 Keweenaw Remove constraint Place: Keweenaw Place North America Remove constraint Place: North America Place Rock Harbor, Isle Royale. Remove constraint Place: Rock Harbor, Isle Royale. Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Trichophorum Remove constraint Topic: Trichophorum