Adiantum gracillimum B.S.Williams Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Pteridaceae genus Adiantum species Adiantum raddianum Name Homonyms Adiantum gracillimum T.Moore Adiantum gracillimum B.S.Williams Adiantum gracillimum B.S.Williams ex R.Hogg