Pleuraphis mutica

Pleuraphis mutica is a species of grass known by the common name tobosa, or tobosa grass. It is native to Northern Mexico, and the Southwestern United States, in Arizona, New Mexico, Oklahoma, and Texas. Pleuraphis mutica is perennial grass that is rhizomatous and forms sod. It usually grows 30 to 60 cm (0.98 to 1.97 ft) tall, sometimes reaching up to 90 cm (3.0 ft). The stems have decumbent bases and erect tops.