Andropogon sorghum subsp. rubrocernuus Körn. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Sorghum species Sorghum bicolor Name Homonyms Andropogon sorghum var. rubrocernuus Körn. Andropogon sorghum subsp. rubrocernuus Körn.