Betula nigra Du Roi Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Harbk. Baumz. i. 93. Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Betulaceae genus Betula species Betula nigra Name Homonyms Betula nigra L. Betula nigra Murith, 1810 Betula nigra Du Roi Betula nigra Duhamel, 1806