Mammillaria compressa Hildm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Mammillaria species Mammillaria compressa Name Homonyms Mammillaria compressa DC. Mammillaria compressa Hildm. ex K.Schum. Mammillaria compressa Hildm.