Gymnocalycium riojense Fric Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Gymnocalycium species Gymnocalycium bodenbenderianum Name Homonyms Gymnocalycium riojense Fric ex Pazout Gymnocalycium riojense Fric ex H.Till & W.Till Gymnocalycium riojense Fric