? globosum Shull Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Xanthium species Xanthium strumarium Name Homonyms ? globosum Horný, 1992 ? globosum Easton, 1943 ? globosum Reyment, 1954 ? globosum Conrad, 1848 ? globosum Eichwald, 1830 ? globosum Hayami, 1972 ? globosum Haniel, 1915 ? globosum Shull