]> GH barcode-01626721 United States of America Oklahoma Lake Raymond Gary, north of Rte. 70, Sec. 19, T6S, R20E Myriophyllum aquaticum (Vellozo) Verdcourt (Vellozo) Verdcourt 2020-05-14 18:45:08 C. B. Hellquist & L. Crouch