MMn Tenne3-8c Agriculiural Experment Station, 189^. 



Plate mvi. 



Fig. 141. Pua annua. 



2. Splkelet. 8. Empty slumes. 4. Flow 

 erlng glume from the side. 



Fig. 142. Poa Chapmaniana. 



2. Spikelet. 3. Empty glumes. 4. Floret 



Fig. 143. Poa compressa. 



Fig. 144. Poa pratensis. 



3. Panicle. 4. Upper leaf. 5. Spikelet, 2. Panicle. 3. Upper leaf. 4. Splkelet. 



C. Empty glumes. 7. F.oral glume seen 5. Empty glumes, 

 from the side. 



