Rumex spinosus Thomas Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Rumex species Rumex pulcher Name Homonyms Rumex spinosus L. Rumex spinosus Thomas ex Meisn. Rumex spinosus Thunb. Rumex spinosus Thomas