ILLUSTRATIONS. 



Platk I. Fesfura ronfusa Piper 



II. Festuai enoIepU Desv 



III. Ftdaca grayi (Abraiiii^) Piper. . 



IV. Feataca reflexa Buckl 



V. FeHiuca megalnra Nutt - , - 



VT. Festuea hromoirfe^ L 



VII. Fcxtuca scinrea Nutt 



Vlll. Ft',stu<'a oceidentalii^ Hook 



IX. Festuea howellii Vasey 



X. Festuea aristukUit (Torr. ) Shear 



XI. Festuea thttrberi Vasev 



XII. Feduca johnsoni Vasey 



XIII. Festuea subulijlora Scribner 



Xi\\ Festuea ehnni Scribn. & Merrill 



XV. Festuea confinis Yasey 



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