140 CYNOSURUS CRISTATUS. 



rachis. Calyx of two narrow membranous glumes, destitute of lateral 

 ribs. Florets of two palese; exterior one of basal floret extending 

 beyond the calyx, form ovate-lanceolate, indistinctly five-ribbed; 

 inner palea membranous, almost transparent. Length twelve to 

 eighteen inches. Root perennial, fibrous, and tufted. 



Flowers at the beginning of July, seeds become ripe in the middle 

 of August. 



The specimen illustrated was gathered at Highfield House. 



