Chasmanthium ornithorhynchum (Nees) H.O.Yates Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Chasmanthium species Chasmanthium ornithorhynchum Name Homonyms Chasmanthium ornithorhynchum Nees Chasmanthium ornithorhynchum (Nees) H.O.Yates Chasmanthium ornithorhynchum Nees ex Steud.