Echium sabulicolum var. rifeum (Pau) G.Klotz Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Boraginales family Boraginaceae genus Echium species Echium sabulicola Name Homonyms Echium sabulicolum subsp. rifeum (Pau) Valdés Echium sabulicolum var. rifeum (Pau) G.Klotz