312 CEREALS. 



1. Barley. 



2. Broomcom. 



3. Buckwheat. 



4. Dhouvo corn. 



5. Maize, or Indian corn. 



6. Oats. 



7. Bice. 



8. Bye. 



9. Sorghum, or Sugar Cane. 



Wheat, the chief of cereals, is excluded from this list, as a monograph 

 has already been issued from this office devoted exclusively to wheat, to 

 which the reader is respectfully referred. 



CHAPTER XAI. 



BABLEY — BEOOMCOBN. 



COMMON BABLEY--(.HWeMm wlgare.) 



An annual, with hollow stems, abbut three feet high; glumes six, at 

 each joint, in front of the three spikelets, forming an 

 involucre at the zigzag points of the rachis; spikei 

 dense, the three spikelets at each end of the rachis all 

 with a fertile flower ; flowers six in each involucref 

 lower pale with very long awn. Flowers in May. 



Barley has a longer and more slender seed 

 than wheat, set in rougher, stronger chaff, 

 and has a very much longer awn or beard. 

 Anciently a barley-corn formed a standard 

 of measurement, the average length of one 

 being .345 of an inch. The weight is fifty 

 pounds to the bushel. 

 Bordeum vni^ura. There are four varieties of barley, viz: Hor- 

 deum vulgare or Spring Barley, Hordeum distichum or Two- 

 Rowed Barley, Hordeum hexastiehum, or Six-Rowed Bar- 



