]> GH barcode-01688101 United States of America Michigan stream flowing out of Grass Lake at Section line ca. 12 mi NE of Gaylord, Sect 4 & 5, T32N, R1W Potamogeton hillii Morong Morong 2021-02-11 18:13:06 C. B. Hellquist & R. R. Haynes