]> GH barcode-01555585 United States of America Michigan south of sand dunes along Lake Michigan and north of Wilderness Park Road ca. 3 miles southwest of Mackinaw City, Sec. 27, T39N, R5W Clinopodium arkansanum (Nuttall) House (Nuttall) House 2020-12-25 06:42:57 C. B. Hellquist & R. R. Haynes