Mammillaria leucodasys Salm-Dyck Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Epithelantha species Epithelantha micromeris Name Homonyms Mammillaria leucodasys Salm-Dyck ex Scheer Mammillaria leucodasys Salm-Dyck