Salix tetrasperma subsp. kusanoi Hayata Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Salicaceae genus Salix species Salix kusanoi Name Homonyms Salix tetrasperma var. kusanoi Hayata Salix tetrasperma subsp. kusanoi Hayata