You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Keweenaw Remove constraint Place: Keweenaw Place Manganese River gorge, beside Falls, 0.25 mi SE of Copper Harbor Remove constraint Place: Manganese River gorge, beside Falls, 0.25 mi SE of Copper Harbor Topic Bryales Remove constraint Topic: Bryales Topic Bryophyta Remove constraint Topic: Bryophyta Topic Mnium Remove constraint Topic: Mnium