22 PHALARIS ARUNDINACEA. 



palea. Stem upright, circular, smooth, having five or six leaves 

 with sheaths that are smooth and striated; upper sheath con- 

 siderably longer than its leaf, having a lengthy decurrent mem- 

 branous ligule at its apex; the other ligules more blunt. Joints 

 smooth and purple. Leaves broad, pale green, acute, flat, ribbed, 

 the central rib bolder than the others, rough, edges toothed 

 minutely. Inflorescence compound, panicled. A tall Grass, 

 growing from two to five feet in height. Roots perennial, 

 creeping horizontally. 



Flowers in second week of July, and the seeds become ripe 

 in the middle of August. 



My thanks are due to Dr. Wilson, of Nottingham, and to 

 Mr. Joseph Sidebotham, of Manchester, for specimens of this 

 species. 



The illustration is from Mr. Sidebotham's specimen. 



Ribbon Grass. 



