Rudbeckia nudicaulis Nutt. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Rudbeckia species Rudbeckia grandiflora Name Homonyms Rudbeckia nudicaulis (Baker) Pers. Rudbeckia nudicaulis Nutt. ex Sweet Rudbeckia nudicaulis Nutt. Rudbeckia nudicaulis Nutt. ex Torr. & A.Gray