]> GH barcode-01564710 United States of America Michigan N shore of Aldrich Lake, NW corner sec. 15, T43N, R16W, ca. 12 mi. NNW of Manistique. Potamogeton epihydrus var. nuttallii (Chamisso & Schlechtendal) Fernald (Chamisso & Schlechtendal) Fernald 2021-02-11 06:28:58 E. G. Voss