Aristida laxa Trin. ex Henrard Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Aristida species Aristida flaccida Name Homonyms Aristida laxa Cav. Aristida laxa Trin. ex Henrard Aristida laxa Willd. ex Trin. & Rupr. Aristida laxa Willd.