Cereus viperinus A.A.Weber Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Peniocereus species Peniocereus viperinus Name Homonyms Cereus viperinus F.A.C.Weber Cereus viperinus A.A.Weber