268 



Fig. 250. Eragrostis sessilispica Buckl. ; Britton and Brown, 

 111. Fl., 1 : liiO {D'lpJachne rUjida Vasey).— A smooth, wiry, ca-spi- 

 tose lierennial 3 to 9 dm. high, with narrow, mostly involute leaves 

 and pyramidal ])ani(les, the iivo- to twelve-llowercd, appressed 

 spikelets sessile along the spreading hranches. — Dry prairies, 

 Kansas to Texas. .1 une-October. 



