Festuca subg. Obtusae
Plants loosely cespitose, without rhizomes. Innovations extravaginal. Blades lax, flat or convolute; ribs shallow and indistinct; sclerenchyma girders present at the major veins. Calluses wider than long, scabrous at the margins; lemmas stiffly chartaceous, entire, unawned; ovary apices densely pubescent.
Festuca subg. Obtusae has been divided into two sections. The two species which occur in eastern North America belong to Festuca sect. Obtusae E.B. Alexeev. A third species, F. japonica Makino, belongs in Festuca sect. Fauria E.B. Alexeev.