]> GH barcode-00466647 United States of America Alabama Physiographic Province: Cumberland Plateau. Unnamed tributary of Little Blue Water Creek, ca. 8 mi. due E of Berry; T16S, R9Wm E edge Sec.15 Callitriche heterophylla Pursh Pursh 2020-08-12 08:21:19 R. R. Haynes & S. Ginzbarg