Acer nigrum var. saccharophorum (K.Koch) R.T.Clausen Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Sapindales family Sapindaceae genus Acer species Acer saccharum Name Homonyms Acer nigrum subsp. saccharophorum (K.Koch) R.T.Clausen Acer nigrum var. saccharophorum (K.Koch) R.T.Clausen