]> A barcode-02047914 United States of America Arkansas town of Pencil Bluff. 0.72 km E of intersection of U. S. route 270 and Ark. route 88, then right for 0.24 km, then left for 0.08 km to shale bluffs overlooking the Ouachita River. Astragalus distortus Torr. & A. Gray Torr. & A. Gray 2021-02-24 13:14:09 D. E. Boufford, V. M. Bates & E. W. Wood