Dryopteris quadrifida Ching Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Dryopteridaceae genus Dryopteris species Dryopteris immixta Name Homonyms Dryopteris quadrifida Ching ex K.H.Shing & J.F.Cheng Dryopteris quadrifida Ching