Sorghum halapense, also known as Johnsongrass, is a common weed that is found in North America, Europe, and Asia. This invasive plant is a significant threat to agricultural crops since it is highly competitive and can grow rapidly. Farmers often struggle to deal with the growth of this weed, which can cause a reduction in crop yield. There are many synonyms for this troublesome weed, including wild cane, Johnson grass, aleppo grass, Egyptian millet, and tallgrass. Understanding its many synonyms can help farmers better identify and manage this weed.