Mammillaria gabbii (J.M.Coult.) Engelm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Mammillaria species Mammillaria brandegeei Name Homonyms Mammillaria gabbii Engelm. ex J.M.Coult. Mammillaria gabbii (J.M.Coult.) Engelm. ex K.Brandegee Mammillaria gabbii (J.M.Coult.) Engelm.