]> GH barcode-01564715 United States of America Michigan Muskegon River along Rt. M55, 1 mile west of Roscommon County line, Sec. 35, T23N, R5W, Enterprise Twp. Potamogeton epihydrus var. nuttallii (Chamisso & Schlechtendal) Fernald (Chamisso & Schlechtendal) Fernald 2021-02-11 06:35:43 C. B. Hellquist