Polygonum littorale Small Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Polygonum species Polygonum aviculare Name Homonyms Polygonum littorale Link Polygonum littorale (Mert.) C.Regel Polygonum littorale Pers. Polygonum littorale Meisn. Polygonum littorale Small Polygonum littorale Gren. & Godr. Polygonum littorale (Greene) Fedde Polygonum littorale Loret & Barrandon, 1876