Holcus laxus L. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Sp. Pl.: 1048 (1753) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Chasmanthium species Chasmanthium laxum Name Homonyms Holcus laxus L. Holcus laxus Bosc ex Trin. Holcus laxus Bosc