LOLIUM PERENNE SUTTONI, 



SUTTON'S PERENNIAL RYE GRASS. 



Eoots fibrous, rootstock perennial, sometimes sto- 

 loniferous. Stems 1 to 2 feet, Lent at the base, as- 

 cending, smooth, and sHghtly compressed. Leaves 

 flat, narrow, and pointed ; edges and upper surface 

 scabrid ; sheath smooth and compressed ; Kgule short 

 and Wunt. Panicle spiked. Spikelets many-flowered, 

 solitary, sessile, distichous. Empty glumes, only an 

 outer one to each spikelet, except in the case of the 

 upper spikelet, which has two, lanceolate, smooth, 

 distinctly ribbed, and shorter than the spikelets. 

 Flowering glumes obtuse, ribbed, and with sometimes 

 a minute awn. Flowers May and June. 



ANALYSIS. 



152 



