Thalictrum altissimum E.Thomas Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Ranunculaceae genus Thalictrum species Thalictrum flavum Name Homonyms Thalictrum altissimum Greene Thalictrum altissimum Wender. Thalictrum altissimum E.Thomas ex De Massas Thalictrum altissimum E.Thomas