You searched for: Place USA Remove constraint Place: USA Place University of Michigan Botanical Gardens. Dixboro Site, 4.5 mi. northeast of Ann Arbor, West central edge of Osgood Woods at the edge of a white oak stand. Remove constraint Place: University of Michigan Botanical Gardens. Dixboro Site, 4.5 mi. northeast of Ann Arbor, West central edge of Osgood Woods at the edge of a white oak stand. Place Washtenaw Remove constraint Place: Washtenaw Topic Berberidaceae Remove constraint Topic: Berberidaceae Topic Ranunculales Remove constraint Topic: Ranunculales