Pteretis nodulosa var. pubescens Clute Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Onocleaceae genus Matteuccia species Matteuccia pensylvanica Name Homonyms Pteretis nodulosa f. pubescens (Terry) Fernald Pteretis nodulosa var. pubescens Clute