Paspalidium (watercrown grass) is a genus of tropical and subtropical plants in the grass family. Paspalidium includes about 40 species native to tropical and subtropical regions of Asia, Africa, Australia, and the Americas. They are annuals and perennials. Many species were formerly included in genus Setaria, and some authorities continue to list them there. see Holcolemma Setaria Whiteochloa * Paspalidium inaequale - * Paspalidium punctatum var. longiglume - * Paspalidium semitonsum -