You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Oscoda Twp. T24N, R9E, Sec. 31 SE1/4 1/2 mi. N. River Rd. at Eagle Run Natural Area ca. 3 mi. west of Oscoda. Remove constraint Place: Oscoda Twp. T24N, R9E, Sec. 31 SE1/4 1/2 mi. N. River Rd. at Eagle Run Natural Area ca. 3 mi. west of Oscoda. Topic Rubiaceae Remove constraint Topic: Rubiaceae