Verbascum thapsus Trevis. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Lamiales family Scrophulariaceae genus Verbascum species Verbascum densiflorum Name Homonyms Verbascum thapsus L. Verbascum thapsus Plenck Verbascum thapsus Brot. Verbascum thapsus Trevis.