Acer campbellii subsp. robustum (Pax) E.Murray Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Sapindales family Sapindaceae genus Acer species Acer robustum Name Homonyms Acer campbellii subsp. robustum (Pax) A.E.Murray