You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Isle Royale National Park, Davidson Island in Rock Harbor, shore Remove constraint Place: Isle Royale National Park, Davidson Island in Rock Harbor, shore Place Keweenaw Remove constraint Place: Keweenaw Place Michigan Remove constraint Place: Michigan Place USA Remove constraint Place: USA Topic Lecidea Remove constraint Topic: Lecidea Topic Lichens Remove constraint Topic: Lichens