Thesium robustum Bernh. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Flora 28: 80 (1845) Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Santalales family Thesiaceae genus Thesium species Thesium strictum Name Homonyms Thesium robustum Bernh. ex Krauss Thesium robustum Bernh.