Chelidonium petiolatum (Nutt.) Spreng. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Papaveraceae genus Stylophorum species Stylophorum diphyllum Name Homonyms Chelidonium petiolatum (Nutt.) Spreng. ex Steud. Chelidonium petiolatum (Nutt.) Spreng.