×Aporoheliocereus mallisonii f. smithii (Pfeiff.) P.V.Heath in Taxon 38: 281. 1989 ×Aporoheliocereus mallisonii f. smithii (Pfeiff.) P.V.Heath in Taxon 38: 281. 1989is new combination for Cereus ×smithii Pfeiff., Enum. Diagn. Cact.: 111. 1837Taxon for this name×Aporoheliocereus mallisonii f. smithii (Pfeiff.) P.V.Heath