Caustis restiacea F.Muell. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Caustis species Caustis flexuosa Name Homonyms Caustis restiacea F.Muell. ex Benth. Caustis restiacea F.Muell.