Holcus gayanus Boiss. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Voy. Bot. Espagne 2: 637 (1842) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Holcus species Holcus gayanus Name Synonyms Aira sicula Spreng. Hierochloe parviflora C.Presl Holcus durieui Steud. Holcus tenuis Gay ex Lacaita Holcus tenuis J.Gay Holcus tenuis Trin. Homonyms Holcus gayanus Boiss.