BDlletlQ Tennessee AerlcQltiiral CxperlmeDt Station. 1894. 



Plate XLV. 



Via. 177. Loliuni temiilenluin. 



Fill. K**. Aerop.vruiii ropen' 



2. Spike. ::. I pi>er leaf. 4. Splkelet. .t. 2. Spike. 8. L'pper leaf. 4. .^pikelet. 



Empty jilunies of tbe terminal splkelet. Empty glumes. (5. Flowering glume. 

 6. Flowering glume. 



/'/// 



Fisr. 179. Asrropyrnm caninnm. 



2. Spike. :^. Upper leaf. 4. Splkelet, 

 Empty glumes. t>. Flowering glume. 

 Palea. 



Fiir. ISO. Hordeum pratense. 



•2. Spike. 8. Cluster of splkelets. 4. 

 Lowest pair of empty glumes. r>. Flower- 

 ing glume. G. Neutral splkelet. 



