Atropis argentinensis Hack. ex R.E.Fr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Puccinellia species Puccinellia argentinensis Name Homonyms Atropis argentinensis Hack. Atropis argentinensis Hack. ex R.E.Fr.