]> GH barcode-01746457 United States of America North Dakota T 144N, R 89W, Sec. 36, NE 1/4; Indianhead Mine, north side of old haul road Potamogeton richardsonii (A. Bennett) Rydberg (A. Bennett) Rydberg 2020-08-26 10:18:05 G. E. Larson