Woodsia ilvensis var. alpina (Bolton) Asch. & Graebn. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Woodsiaceae genus Woodsia species Woodsia alpina Name Homonyms Woodsia ilvensis var. alpina (Bolton) Watt. Woodsia ilvensis subsp. alpina (Bolton) Asch. Woodsia ilvensis var. alpina (Bolton) Bab. Woodsia ilvensis var. alpina (Bolton) Asch. & Graebn.