]> GH barcode-01999993 United States of America Oklahoma Sunset Pool ca. 1.0 mile west of Witchita Mts. Nat'l Wildlife Refuge Headquarters, Sec. 13, T3N, R15W Gratiola virginiana Linnaeus Linnaeus 2021-11-23 16:39:27 C. B. Hellquist & L. Crouch