]> GH barcode-01564697 United States of America Michigan Beaufort Lake ca. 6.4 km west of Michigamme, Sect. 21, 22, 27, 28, T48N, R31W Potamogeton epihydrus var. nuttallii (Chamisso & Schlechtendal) Fernald (Chamisso & Schlechtendal) Fernald 2021-02-11 11:12:51 C. B. Hellquist & R. R. Haynes