Rumex heleolapathum Drejer ex Hornem., 1840 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Rumex species Rumex aquaticus Name Homonyms Rumex heleolapathum Drejer ex Hornem., 1840 Rumex heleolapathum Drejer