ECHINOPS longifolius A. Rich. [family COMPOSITAE], Tent. Fl. Abyss. 1: 452, t. 61 (1848); Oliv. & Hiern in F.T.A. 3: 431 (1877); F.P.S. 3: 25 (1956); C.D. Adams in F.W.T.A. ed. 2, 2: 290, fig. 264 (1963) pro parte, excl. fig. 264; C. Jeffrey in K.B. 22: 120 (1968); Mesfin & Berhanu in Mitt. Inst. Bot. Hamburg 23b: 618, t. 4a (1990); Lisowski, Aster. Fl. Afr. Centr.: 581 (1991); U.K.W.F. ed. 2: 227 (1994); Mesfin in K.B. 52: 895 (1997). Type: Ethiopia, Kouaieta, Quartin Dillon (P!, holo.)
ECHINOPS luckii R.E. Fr. [family COMPOSITAE], in Acta Horti Berg. 8: 43, t. 2 (1923). Type: Kenya, Kisumu–Londiani District, Lumbwa, Fries & Fries 2850 (UPS, holo.)
ECHINOPS luckii Mattf. var. pinnatiloba [family COMPOSITAE], in E.J. 59, Beibl. 133: 54 (1924). Type: Rwanda, Mpororo, Mildbraed 309 (B†, holo.)
ECHINOPS schweinfurthii Mattf. [family COMPOSITAE], in E.J. 59, Beibl. 133: 54 (1924). Syntypes: Ethiopia, Gallabat, Matamma, Schweinfurth 480 (B†, syn., BM!, K!, isosyn.), 481, 482 (B†, syn., BM!, P, WU, isosyn.)