Festuca ligulata is a species of grass known by the common name Guadalupe fescue. There is one population each in Texas and Coahuila. This rhizomatous perennial grass forms clumps of stems up to 80 centimeters tall. The inflorescence is up to about 16 centimeters long and has erect or spreading branches with spikelets near the ends. Flowering occurs in August and September.