ILLUSTRATIONS; 



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Plate I. Festuca confusa I'ipt-r 13 



1 1. I) si nai , riolepu I >esv 14 



I I I. Festuca grayi (Abrams i Piper 14 



I V. Festuca reflexa Buck! 15 



V. Festuca megalura Xutt 17 



VI. Festuca bromoides 1 18 



VII. Festuca sciurea Xutt L9 



VIII. Festuca occidt ntalis Hook 24 



I X. Festuca howellii Vasey SI 



\ . / ; stuca aristUlata i Torr. ) Shear 32 



XI. Festuca thurberi Vasey 33 



XII. Festuca johnsoni Vasey 35 



XIII. Festuca subuliflora Scribner : '>'> 



X I V. Festuca elmeri Scribn. & Merrill 'M 



X V. Festuca confin u Vasey 41 



VI 



