Rhamnus crenata subsp. oreigenes (Hance) Tardieu Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rhamnaceae genus Frangula species Frangula crenata Name Homonyms Rhamnus crenata var. oreigenes (Hance) Tardieu Rhamnus crenata subsp. oreigenes (Hance) Tardieu