You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Maple Ridge Twp. T32N, R7E, Sec.33 NW1/4; 7 mi. N.W. of Alpena on Long Rapids Road at Mayo Corners. Remove constraint Place: Maple Ridge Twp. T32N, R7E, Sec.33 NW1/4; 7 mi. N.W. of Alpena on Long Rapids Road at Mayo Corners.