You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection 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 Cyperaceae Remove constraint Topic: Cyperaceae Topic Trichophorum Remove constraint Topic: Trichophorum