Rudbeckia biennis Chapm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Rudbeckia species Rudbeckia triloba Name Homonyms Rudbeckia biennis Chapm. ex Torr. & A.Gray Rudbeckia biennis Chapm.