Echium diffusum Jan Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Boraginales family Boraginaceae genus Echium species Echium plantagineum Name Homonyms Echium diffusum Guss. Echium diffusum Jan ex Nyman Echium diffusum Sm. Echium diffusum Sieber ex Steud. Echium diffusum Sieber Echium diffusum Jan