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 Passage Island, SW end of, Isle Royale National Park Remove constraint Place: Passage Island, SW end of, Isle Royale National Park Place USA Remove constraint Place: USA Topic Sphagnaceae Remove constraint Topic: Sphagnaceae Topic Sphagnum Remove constraint Topic: Sphagnum