Vernonia arabica Decne. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Vernonia species Vernonia spathulata Name Homonyms Vernonia arabica F.G.Davies Vernonia arabica Decne. ex Boiss. Vernonia arabica DC. Vernonia arabica Decne.