Platanthera bifolia f. ecalcarata V.Rastetter, 1966 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Asparagales family Orchidaceae genus Platanthera species Platanthera bifolia Name Homonyms Platanthera bifolia f. ecalcarata Heinr. Platanthera bifolia f. ecalcarata V.Rastetter, 1966 Platanthera bifolia subsp. ecalcarata (Heinr.) Verm.