Conyza concava (Ruiz & Pav.) Spreng. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Baccharis species Baccharis concava Name Homonyms Conyza concava (Ruiz & Pav.) Spreng. ex Steud. Conyza concava (Ruiz & Pav.) Spreng.