]> GH barcode-01612527 United States of America Michigan at edge of 2-track road on N side of Dingman Marsh Flooding just E of dam, sec. 4, T38N, R3W, ca. 4 mi SSE of Mackinaw City. Crataegus douglasii Lindley Lindley 2021-01-06 05:40:09 E. G. Voss