188 HORDEUM PRATENSE. 
sized glumes. Central floret of two palee; exterior one 
three-ribbed, and ending in a lengthy rough awn; inner 
palea acute, and only half the length. Length eighteen to 
twenty-four inches. Root perennial and fibrous. 
Flowers at the commencement of July, the seeds becoming 
ripe in a month. 
The specimen illustrated was gathered at Bristol by Mr. 
Joseph Sidebotham, of Manchester. 
