You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Isle Royal, on 2nd island NW of Mott Island. Remove constraint Place: Isle Royal, on 2nd island NW of Mott Island. Place Keweenaw Remove constraint Place: Keweenaw Place Michigan Remove constraint Place: Michigan Place North America Remove constraint Place: North America Topic Cyperaceae Remove constraint Topic: Cyperaceae Topic Trichophorum Remove constraint Topic: Trichophorum