Discocactus subviridigriseus Buining & Brederoo, Discocactus: 115. 1976 Discocactus subviridigriseus Buining & Brederoo, Discocactus: 115. 1976is basionym for Discocactus bahiensis subsp. subviridigriseus (Buining & Brederoo) P.J.Braun & Esteves in Kakteen And. Sukk. 44: 63. 1993Taxon for this nameDiscocactus subviridigriseus Buining & Brederoo