Sclerocactus whipplei var. ilseae (Hochstätter) S.L.Welsh, Utah Fl. (ed. 3): 79. 2003
Sclerocactus whipplei var. ilseae, Utah Fl. (ed. 3): 79. 2003
is new combination for Sclerocactus wetlandicus var. ilseae in Succulenta (Netherlands) 72(2): 87–89. 1993