Panicum rigens Sw. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Prodr. Veg. Ind. Occ.: 23 (1788) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Isachne species Isachne rigens Name Homonyms Panicum rigens Salzm. ex Steud. Panicum rigens Sw. Panicum rigens Mez Panicum rigens Salzm.