Rhododendron purpureum (Pursh) Buch.-Ham. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Ericaceae genus Rhododendron species Rhododendron maximum Name Homonyms Rhododendron purpureum (Pursh) Buch.-Ham. ex D.Don Rhododendron purpureum G.Don Rhododendron purpureum (Pursh) Buch.-Ham. Rhododendron ×purpureum Komatsu