94 KOELERIA CRIST AT A. 



pairs on the rachis, close until in flower, then spreading. Spikelets 

 compressed, consisting of two awnless florets, which do not extend 

 beyond the glumes of the calyx. Calyx of two acute unequal-sized 

 glumes, with dentate keels; uppermost glume three-ribbed. Florets 

 of two equal-sized palese. Inner palea cloven at the apex; second 

 floret having a lengthy downy footstalk. Length from three to six 

 inches. Root perennial, forming dense tufts of lengthy downy fibres. 



Flowers towards the end of June, and ripens its seed at the end 

 of August. 



The specimen for illustration was gathered at Oastleton, by Mr. 

 Joseph Sidebotham. 



