Alnus glutinosa f. balatonialis Borbás Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Betulaceae genus Alnus species Alnus glutinosa Name Homonyms Alnus glutinosa f. balatonialis Borbás ex Callier Alnus glutinosa f. balatonialis Borbás