]> A barcode-01788876 United States of America Arkansas S of the town of Cauthron and S of the Poteau river on U. S. Forest Service Rd. 516, 5.44 km (3.4 miles) from Ark. route 28. Ceanothus americanus Linnaeus Linnaeus 2021-03-05 15:25:39 E. W. Wood & D. E. Boufford