Discocactus silicicola Buining & Brederoo in Cact. Succ. J. (Los Angeles) 47: 214. 1975 Discocactus silicicola Buining & Brederoo in Cact. Succ. J. (Los Angeles) 47: 214. 1975Taxon for this nameDiscocactus silicicola Buining & Brederoo