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 Keweenaw Remove constraint Place: Keweenaw Place Michigan Remove constraint Place: Michigan Place Phoenix, E Remove constraint Place: Phoenix, E Topic Ptilidiaceae Remove constraint Topic: Ptilidiaceae Topic Ptilidium Remove constraint Topic: Ptilidium