Salix fragilis var. russelliana (Sm.) W.D.J.Koch, 1838 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Salicaceae genus Salix species Salix fragilis Name Homonyms Salix fragilis var. russelliana (Sm.) W.D.J.Koch, 1838 Salix fragilis var. russelliana (Sm.) Klett & Richt.