Persicaria thunbergii Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Viridiplantae phylum Streptophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Persicaria species Persicaria thunbergii Name Synonyms Persicaria thunbergii H.Gross, 1913 Polygonum thunbergii Polygonum thunbergii Siebold & Zucc. Homonyms Persicaria thunbergii Persicaria thunbergii H.Gross, 1913