Genus Panicum is a group of plants in the grass family, which includes several varieties that are commonly known as panic grasses. These plants have cylindrical or flat stems with long, narrow leaves and produce spike-like panicles of flowers. The synonyms for Genus Panicum are many and varied, including species such as Panicum miliaceum (millet), Panicum virgatum (switchgrass), and Panicum capillare (witchgrass). Other synonyms include Urochloa, Echinochloa, and Setaria paniculata. These related species have similar physical characteristics, including the ability to grow in full sun or partial shade and tolerate drought conditions. Genus Panicum is widely distributed throughout the world and is an important source of food and fodder for both humans and livestock.