]> GH barcode-01628557 United States of America Michigan channel between Lower Barnhart Lake and Lake Nettie along County Rt. 638 ca. 7.0 miles SW. of Millersburg, Case Twp. SW 1/4 Sec. 19, T34N, R4E Myriophyllum verticillatum Linnaeus Linnaeus 2021-02-09 15:01:17 C. B. Hellquist [data not captured]