a. fine point inedinui abruptly. Leaf-sheath nearly round at the 

 throat; auricles small; ligula inedium length, with the upper edge 

 usually rounded, but sometimes slightly pointed, and sometimes 

 slightly depressed in the center. Vestiture of leaf-sheath many soft 

 setae. Vestiture of throat of sheath medium fine hairs on the auricles 

 and adjacent edges of the leaf, and sometimes behind the ligula ; some- 

 times finely pubescent on the face of the base of the leaf. ^lost im- 

 portant distinguishing characters form and size of the internodes and 

 buds, and the brown ring on the node. 



138 



