Alnus glutinosa var. barbata C.A.Mey Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Betulaceae genus Alnus species Alnus glutinosa Name Homonyms Alnus glutinosa subsp. barbata (C.A.Mey.) Yalt. Alnus glutinosa var. barbata (C.A.Mey.) Ledeb. Alnus glutinosa f. barbata (C.A.Mey.) Callier Alnus glutinosa var. barbata C.A.Mey Alnus glutinosa subsp. barbata (C.A.Mey.) Regel