You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Claybanks Tp., ca. 5 1/2 mi. NW of Rothbury. Remove constraint Place: Claybanks Tp., ca. 5 1/2 mi. NW of Rothbury. Topic Commelinales Remove constraint Topic: Commelinales Topic Plantae Remove constraint Topic: Plantae Topic Pontederia Remove constraint Topic: Pontederia