Betula excelsa Aiton Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Hortus Kew. 3: 337 (1789) Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fagales family Betulaceae genus Betula species Betula papyrifera Name Homonyms Betula excelsa Aiton Betula excelsa (Dryand.), 1813 Betula excelsa Hook. Betula excelsa Pursh