]> GH barcode-01695779 United States of America Oklahoma R2E, T4N, Sec. 6; 4 1/2 mi E, 4 mi S of Kenton, Black Mesa State Park, L. Carl Etling, South Creek Potamogeton pusillus Linnaeus Linnaeus 2020-04-20 12:16:20 R. W. Couch [data not captured]