Salix muhlenbergiana var. grandifolia Barratt Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Salicaceae genus Salix species Salix humilis Name Homonyms Salix muhlenbergiana var. grandifolia Barratt Salix muhlenbergiana subsp. grandifolia Barratt