Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997
Echinocereus fasciculatus subsp. bonkerae in Cactaceae Consensus Init. 3: 8. 1997
is new combination for Echinocereus bonkerae, Fantast. Clan: 71–73. 1932