Osmunda regalis var. brasiliensis (Grev. & Hook.) Sturm Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Osmundales family Osmundaceae genus Osmunda species Osmunda spectabilis Name Homonyms Osmunda regalis var. brasiliensis (Grev. & Hook.) Pic.Serm. Osmunda regalis var. brasiliensis (Grev. & Hook.) Sturm Osmunda regalis var. brasiliensis (Hook. & Grev.) Kunze