Polypodium attenuatum Kunze Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Polypodiaceae genus Serpocaulon species Serpocaulon attenuatum Name Homonyms Polypodium attenuatum Humb. & Bonpl. ex Willd. Polypodium attenuatum R.Br. Polypodium attenuatum Roxb., 1844 Polypodium attenuatum A.Rich. Polypodium attenuatum Humb. & Bonpl. Polypodium attenuatum Kze. & Ettingsh., 1865 Polypodium attenuatum Kunze Polypodium attenuatum Kuntze