Menyanthes excelsa (Loisel.) F.Cels Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Menyanthaceae genus Ornduffia species Ornduffia parnassifolia Name Homonyms Menyanthes excelsa (Loisel.) F.Cels Menyanthes excelsa (Loisel.) F.Cels ex Kachl.