Carduus hamulosus var. hamulosus Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Carduus species Carduus hamulosus Name Homonyms Carduus hamulosus var. hamulosus Carduus hamulosus subsp. hamulosus