Azalea canescens var. subglabra (Rehder) Small Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Ericaceae genus Rhododendron species Rhododendron canescens Name Homonyms Azalea canescens var. subglabra (Rehder) Small