]> GH barcode-01572047 United States of America Michigan Crooked Lake at East end of Oden Island Rd. 1.6 km S.E. of Oden, S.E. 1/4 Sect. 20, T35N, R4W Potamogeton foliosus Rafinesque Rafinesque 2021-02-11 11:57:36 C. B. Hellquist & R. R. Haynes