Polygonum triangulum E.P.Bicknell ex Small Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Polygonum species Polygonum ramosissimum Name Homonyms Polygonum triangulum E.P.Bicknell Polygonum triangulum E.P.Bicknell ex Small