You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Creighton Marsh, T46N, R16W, NE1/4 SW1/4 NE1/4 sec.12 Remove constraint Place: Creighton Marsh, T46N, R16W, NE1/4 SW1/4 NE1/4 sec.12 Topic Betula Remove constraint Topic: Betula Topic Betulaceae Remove constraint Topic: Betulaceae Topic Plantae Remove constraint Topic: Plantae