Rumex macrophyllus Wallr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Rumex species Rumex cristatus Name Homonyms Rumex macrophyllus Wallr. ex Hayne Rumex macrophyllus Campd. Rumex macrophyllus St.-Lag. Rumex macrophyllus Wallr.