]> GH barcode-01626719 United States of America Oklahoma ca. 1.5 miles east of Dougherty along the Dougherty-Nebo Road, Sec. 7, T2S, R3E Myriophyllum aquaticum (Vellozo) Verdcourt (Vellozo) Verdcourt 2020-05-14 18:39:40 C. B. Hellquist & L. Crouch