Echinocactus anfractuosus var. spinosior Monv. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Stenocactus species Stenocactus crispatus Name Homonyms Echinocactus anfractuosus var. spinosior Monv. ex Lem. Echinocactus anfractuosus var. spinosior Monv.