]> GH barcode-01695776 United States of America Oklahoma Parker's Pond 7.7 miles north of U.O.B.S. on Rte. 99, Sec. 7, t7S, R4E Potamogeton pusillus Linnaeus Linnaeus 2020-04-20 12:05:56 C. B. Hellquist & L. Crouch