146 FESTTJCA ELATIOR. 



of two equal palese; exterior one of basal floret longer than 

 the glumes, five-ribbed, the dorsal rib ending in a brief rough 

 awn. Length from three to five feet. Root perennial, forming 

 large tufts. 



Dr. Parnell describes a variety, variegatum, in which the large 

 spikelets are variegated with purple and white. 



Flowers at the commencement of July, and seeds ripe in the 

 middle of August. 



The illustration is from a specimen gathered near Manchester 

 by Mr. Joseph Sidebotham. 



