]> GH barcode-01805303 United States of America Oklahoma spring on north side of pond ca. 1.5 miles SE of last interchange on I-35 ca. 5.0 miles south of Thackerville, Sec. 31, T9S, R2E Veronica anagallis-aquatica Linnaeus Linnaeus 2023-04-13 09:54:44 C. B. Hellquist