You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Near Coudersport, S. fork of Sinnemahoning Creek Remove constraint Place: Near Coudersport, S. fork of Sinnemahoning Creek Place Pennsylvania Remove constraint Place: Pennsylvania Place Potter Remove constraint Place: Potter Topic Marchantiophyta Remove constraint Topic: Marchantiophyta Topic Plantae Remove constraint Topic: Plantae