You searched for: Place Superior Twp. University of Michigan Botanical Gardens, Dixboro Site. 4.5 miles northeast of Ann Arbor; Just east of Fleming Creek near auto bridge Remove constraint Place: Superior Twp. University of Michigan Botanical Gardens, Dixboro Site. 4.5 miles northeast of Ann Arbor; Just east of Fleming Creek near auto bridge Place Washtenaw Remove constraint Place: Washtenaw Topic Asteraceae Remove constraint Topic: Asteraceae Topic Bidens Remove constraint Topic: Bidens