Epiphyllum thomasianum var. thomasianum Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Epiphyllum species Epiphyllum thomasianum Name Homonyms Epiphyllum thomasianum subsp. thomasianum Epiphyllum thomasianum var. thomasianum