]> GH barcode-01551399 United States of America Missouri 6.5 mi (10.5 km) W of DeSoto. T39N, R3E, Sec. 11.; bed of Mammoth Creek ca. 0.3 mi (500 m) NE of its confluence with Big River. Mentha arvensis Linnaeus Linnaeus 2023-05-02 14:36:16 P. H. Raven