You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Maple Valley Twp. 1/2 mi. SE of Brown City ca. 10 mi. SE of Marlette. on N. side of RR tracks Remove constraint Place: Maple Valley Twp. 1/2 mi. SE of Brown City ca. 10 mi. SE of Marlette. on N. side of RR tracks Topic Poaceae Remove constraint Topic: Poaceae