Sclerocactus sileri (L.D.Benson) K.D.Heil & J.M.Porter in Haseltonia 2: 39. 1994
Sclerocactus sileri in Haseltonia 2: 39. 1994
is new combination for Sclerocactus pubispinus var. sileri, Cacti Ariz., ed. 3: 23. 1969
Sclerocactus sileri in Haseltonia 2: 39. 1994