Salix viminalis var. semiviminalis Poljakov Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Salicaceae genus Salix species Salix viminalis Name Homonyms Salix viminalis var. semiviminalis Poljakov Salix viminalis subsp. semiviminalis (E.L.Wolf) Poljak.