Polystichum pseudoacutidens Ching Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Dryopteridaceae genus Polystichum species Polystichum pseudoacutidens Name Homonyms Polystichum pseudoacutidens Ching ex W.M.Chu & Z.R.He Polystichum pseudoacutidens Ching