Petasites albus Linnaeus, 1753 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Petasites species Petasites albus Name Homonyms Petasites albus A.Gray Petasites albus Wirzén Petasites albus (L.) Gaertn.