Polygonum multiflorum Thunb. ex A.Murray Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Reynoutria species Reynoutria multiflora Name Homonyms Polygonum multiflorum Thunb. Polygonum multiflorum Gueldenst. Polygonum multiflorum Thunb. ex A.Murray