]> GH barcode-00449272 United States of America Michigan Mud Creek near Pickerel Lake, ca. 3 miles S.E. of Oden, Sect. 27, T35N, R4W Potamogeton alpinus Balbis Balbis 2021-02-10 20:19:15 C. B. Hellquist & R. R. Haynes