Alnus glutinosa f. longipedunculata A.Braun 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. longipedunculata A.Braun ex H.J.P.Winkl. Alnus glutinosa f. longipedunculata A.Braun