You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Between Hopewell Gap and Harris place, Bull Run Mountains. Remove constraint Place: Between Hopewell Gap and Harris place, Bull Run Mountains. Place Virginia Remove constraint Place: Virginia Topic Amblystegiaceae Remove constraint Topic: Amblystegiaceae Topic Bryopsida Remove constraint Topic: Bryopsida Topic Hypnales Remove constraint Topic: Hypnales Topic Plantae Remove constraint Topic: Plantae