Vernonia exsucca Mart. ex Baker Dataset GBIF Backbone Taxonomy Rank SPECIES Published in 166, 1873 Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Chresta species Chresta exsucca Name Homonyms Vernonia exsucca Mart. ex Baker Vernonia exsucca Mart. ex DC. Vernonia exsucca Mart.