]> A barcode-02150370 United States of America Arkansas ca. 3.2 km (2 miles) NNE of Caddo Gap and ca. 8 km (5 miles) SE of the town of Norman at Buttermilk Springs. Lathyrus venosus Muhlenberg ex Willdenow Muhlenberg ex Willdenow 2021-04-30 16:45:56 D. E. Boufford, V. M. Bates & E. W. Wood