Senegalia subangulata (Rose) Britton & Rose Senegalia subangulata (Rose) Britton & Rose, N. Amer. Fl. 23(2): 109. 1928 sec. Seigler 2006≡Acacia subangulata Rose, Contr. U.S. Natl. Herb. 5: 194. 1899 syn. sec. Seigler 2006