Calligonum horridum E.Borszcow Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Calligonum species Calligonum junceum Name Homonyms Calligonum horridum E.Borszcow Calligonum horridum I.G.Borshch.