You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Drummond Island; near north shore in Sections 22 and 23, T 43 N, R 6 E. Remove constraint Place: Drummond Island; near north shore in Sections 22 and 23, T 43 N, R 6 E. Topic Calamagrostis Remove constraint Topic: Calamagrostis