Poa annua subsp. supina (Schrad.) Husn. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Published in Graminées: 51 (1898) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Poa species Poa supina Name Homonyms Poa annua subsp. supina (Schrad.) Husn. Poa annua var. supina (Schrad.) Link Poa annua var. supina (Schrad.) Spenn. Poa annua subsp. supina (Schrad.) Link Poa annua subsp. supina (Schrad.) Cif. & Giacom., 1950 Poa annua var. supina (Schrad.) Lej. Poa annua var. supina (Schrad.) Neuman