Sorghum means any harvested portion of Sorghum bicolor (L.) Moench or any related species of the genus Sorghum of the family Poaceae. This includes, but is not limited to, grain sorghum (including hybrid sorghum seeds, inbred sorghum line seed, and sorghum cultivar seed), sorghum forage, sorghum hay, sorghum haylage, sorghum billets, and sorghum silage.