Hieracium oligocephalum Neilr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Hieracium species Hieracium bifidum Name Homonyms Hieracium oligocephalum Arv.-Touv. Hieracium oligocephalum Neilr. ex Dichtl Hieracium oligocephalum Neilr.