Onoclea struthiopteris Linnaeus Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Onocleaceae genus Matteuccia species Matteuccia struthiopteris Name Homonyms Onoclea struthiopteris Linnaeus Onoclea struthiopteris (L.) Roth Onoclea struthiopteris (L.) Hoffm.