Opuntia discolor Britton & Rose, Cactaceae 1: 218. 1919 Opuntia discolor Britton & Rose, Cactaceae 1: 218. 1919is basionym for Platyopuntia discolor (Britton & Rose) F.Ritter, Kakteen Südamerika 2: 497. 1980Taxon for this nameOpuntia discolor Britton & Rose, Cactaceae 1: 218. 1919