Hieracium venosum f. subcaulescens (Torr. & A.Gray) Zahn Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Hieracium species Hieracium venosum Name Homonyms Hieracium venosum f. subcaulescens (Torr. & A.Gray) Zahn Hieracium venosum var. subcaulescens Torr. & A.Gray