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