Acer davidii f. tomentellum Schwer. Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Sapindales family Sapindaceae genus Acer species Acer davidii Name Homonyms Acer davidii var. tomentellum Schwer. Acer davidii f. tomentellum Schwer.