Spiraea callosa C.P.Thunb. ex A.Murray Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Spiraea species Spiraea japonica Name Homonyms Spiraea callosa Wall. Spiraea callosa Lindl. & Paxton Spiraea callosa Hook.fil. Spiraea callosa Thunb.