Echinocactus araneolarius Rchb. ex Walp. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Parodia species Parodia ottonis Name Homonyms Echinocactus araneolarius Rchb. Echinocactus araneolarius Rchb. ex Walp.