Harrisia regelii (Weing.) K.Schum. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Harrisia species Harrisia regelii Name Homonyms Harrisia regelii (Weing.) Borg Harrisia regelii (Weing.) K.Schum.