You searched for: Language UND Remove constraint Language: UND Place Superior Twp. University of Michigan Botanical Gardens, Dixboro Site. 4.5 miles northeast of Ann Arbor; just north of narrow, upland strip of elm woods that extends into hardwood plantings Remove constraint Place: Superior Twp. University of Michigan Botanical Gardens, Dixboro Site. 4.5 miles northeast of Ann Arbor; just north of narrow, upland strip of elm woods that extends into hardwood plantings