Cenchrus laysanensis (F.Br.) E.P.St.John Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Cenchrus species Cenchrus agrimonioides Name Homonyms Cenchrus laysanensis (F.Br.) H.St.John Cenchrus laysanensis (F.Br.) E.P.St.John