Cereus tephracanthus Link & Otto Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Harrisia species Harrisia tetracantha Name Homonyms Cereus tephracanthus Link & Otto ex Steud. Cereus tephracanthus Labour. Cereus tephracanthus Link & Otto