You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Michigan Remove constraint Place: Michigan Place USA Remove constraint Place: USA Place Vicinity of Burt and Douglass Lakes, Emmet and Cheboygan Counties Remove constraint Place: Vicinity of Burt and Douglass Lakes, Emmet and Cheboygan Counties Topic Leptogium Remove constraint Topic: Leptogium Topic Lichens Remove constraint Topic: Lichens Type still image Remove constraint Type: still image